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New Creative Relevant Search filters Double Aortic Arch Stock Photos and Images  (129) Page 1 of 2 The crocodiles of Katavi National Park are famous for their habit of digging caves and shelters into the soft sandy banks of the Katuma River to make The crocodiles of Katavi National Park are famous for their habit of digging caves and shelters into the soft sandy banks of the Katuma River to make https://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/the-crocodiles-of-katavi-national-park-are-famous-for-their-habit-of-digging-caves-and-shelters-into-the-soft-sandy-banks-of-the-katuma-river-to-make-image220500804.html . Medical diagnosis for the student and practitioner. lpitation are common in thistype of lesion. The aortic valves are likely to be involved and symptoms ofaortic regurgitation and a double murmur are often present at the base,associated with systolic thrill and marked diastolic shock. Extension of thesac tends to cause localized edema, cyanosis, vasomotor symptoms and,possibly, pleural or even pericardial inflammation. AORTH ANEURYSM 779 Aneurysm of the Transverse Portion of the Arch.—The common symp- obtrusivetoms are dulness and pulsation over and about the manubrium and in theepisternal n . Medical diagnosis for the student and practitioner. lpitation are common in thistype of lesion. The aortic valves are likely to be involved and symptoms ofaortic regurgitation and a double murmur are often present at the base,associated with systolic thrill and marked diastolic shock. Extension of thesac tends to cause localized edema, cyanosis, vasomotor symptoms and,possibly, pleural or even pericardial inflammation. AORTH ANEURYSM 779 Aneurysm of the Transverse Portion of the Arch.—The common symp- obtrusivetoms are dulness and pulsation over and about the manubrium and in theepisternal nhttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/medical-diagnosis-for-the-student-and-practitioner-lpitation-are-common-in-thistype-of-lesion-the-aortic-valves-are-likely-to-be-involved-and-symptoms-ofaortic-regurgitation-and-a-double-murmur-are-often-present-at-the-baseassociated-with-systolic-thrill-and-marked-diastolic-shock-extension-of-thesac-tends-to-cause-localized-edema-cyanosis-vasomotor-symptoms-andpossibly-pleural-or-even-pericardial-inflammation-aorth-aneurysm-779-aneurysm-of-the-transverse-portion-of-the-archthe-common-symp-obtrusivetoms-are-dulness-and-pulsation-over-and-about-the-manubrium-and-in-theepisternal-n-image336801478.html A large crocodile softens up a big catfish before swallowing, Crocodile jaws do not move sideways to chew to food has to be gulped down in a managable A large crocodile softens up a big catfish before swallowing, Crocodile jaws do not move sideways to chew to food has to be gulped down in a managablehttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/a-large-crocodile-softens-up-a-big-catfish-before-swallowing-crocodile-jaws-do-not-move-sideways-to-chew-to-food-has-to-be-gulped-down-in-a-managable-image219666532.html Diagram of a heart, surrounded by a string of DNA. Diagram of a heart, surrounded by a string of DNA.https://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/stock-photo-diagram-of-a-heart-surrounded-by-a-string-of-dna-52079137.html A crocodile cruises in the waters of the Kazinga Channel showing its physiological adaptations to make it the supreme aquatic predator and ever alert A crocodile cruises in the waters of the Kazinga Channel showing its physiological adaptations to make it the supreme aquatic predator and ever alerthttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/a-crocodile-cruises-in-the-waters-of-the-kazinga-channel-showing-its-physiological-adaptations-to-make-it-the-supreme-aquatic-predator-and-ever-alert-image351844814.html The skull of a juvenile Nile Crocodile about 4 to 5 years old. A fatality from predation by a cannibalistic adult. The bones show the pores for nerve The skull of a juvenile Nile Crocodile about 4 to 5 years old. A fatality from predation by a cannibalistic adult. The bones show the pores for nervehttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/the-skull-of-a-juvenile-nile-crocodile-about-4-to-5-years-old-a-fatality-from-predation-by-a-cannibalistic-adult-the-bones-show-the-pores-for-nerve-image395817548.html . Analysis of development. Embryology; Embryology. First Aortic Arch Ventricle Atrial Primordia v • (unfused) (fused) Future Sinus Level Fig. 161. Progressive fusion of paired primordia during morphogenesis of chick heart. A, at 9-somite (± 29 hour) stage, when first contractions appear; B, at 16-somite {± 38 hour) stage, when blood circula- tion begins. (Redrawn after Patten and Kramer, '33.). ences in the embryonic tissues (e.g., Triturus taeniatus and T. cristatus). Experiments by Goss ('35) show that some totipotency exists in the primordium of the mammalian heart. He found that double hea . Analysis of development. Embryology; Embryology. First Aortic Arch Ventricle Atrial Primordia v • (unfused) (fused) Future Sinus Level Fig. 161. Progressive fusion of paired primordia during morphogenesis of chick heart. A, at 9-somite (± 29 hour) stage, when first contractions appear; B, at 16-somite {± 38 hour) stage, when blood circula- tion begins. (Redrawn after Patten and Kramer, '33.). ences in the embryonic tissues (e.g., Triturus taeniatus and T. cristatus). Experiments by Goss ('35) show that some totipotency exists in the primordium of the mammalian heart. He found that double heahttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/analysis-of-development-embryology-embryology-first-aortic-arch-ventricle-atrial-primordia-v-unfused-fused-future-sinus-level-fig-161-progressive-fusion-of-paired-primordia-during-morphogenesis-of-chick-heart-a-at-9-somite-29-hour-stage-when-first-contractions-appear-b-at-16-somite-38-hour-stage-when-blood-circula-tion-begins-redrawn-after-patten-and-kramer-33-ences-in-the-embryonic-tissues-eg-triturus-taeniatus-and-t-cristatus-experiments-by-goss-35-show-that-some-totipotency-exists-in-the-primordium-of-the-mammalian-heart-he-found-that-double-hea-image236874009.html The skull of a juvenile Nile Crocodile about 4 to 5 years old. A fatality from predation by a cannibalistic adult. The bones show the pores The skull of a juvenile Nile Crocodile about 4 to 5 years old. A fatality from predation by a cannibalistic adult. The bones show the poreshttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/the-skull-of-a-juvenile-nile-crocodile-about-4-to-5-years-old-a-fatality-from-predation-by-a-cannibalistic-adult-the-bones-show-the-pores-image395817526.html The skull of a juvenile Nile Crocodile about 4 to 5 years old. A fatality from predation by a cannibalistic adult. The bones show the pores The skull of a juvenile Nile Crocodile about 4 to 5 years old. A fatality from predation by a cannibalistic adult. The bones show the poreshttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/the-skull-of-a-juvenile-nile-crocodile-about-4-to-5-years-old-a-fatality-from-predation-by-a-cannibalistic-adult-the-bones-show-the-pores-image395817537.html A young Nile Crocodile basks in the warm sunshine on the banks of the Kazinga Channel. Using solar energy to warm up they are active quickly A young Nile Crocodile basks in the warm sunshine on the banks of the Kazinga Channel. Using solar energy to warm up they are active quicklyhttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/a-young-nile-crocodile-basks-in-the-warm-sunshine-on-the-banks-of-the-kazinga-channel-using-solar-energy-to-warm-up-they-are-active-quickly-image355329259.html A large crocodile basks in the sunshine on the edges of the Kazinga Channel. These large reptiles have some of the most efficient means of controlling A large crocodile basks in the sunshine on the edges of the Kazinga Channel. These large reptiles have some of the most efficient means of controllinghttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/a-large-crocodile-basks-in-the-sunshine-on-the-edges-of-the-kazinga-channel-these-large-reptiles-have-some-of-the-most-efficient-means-of-controlling-image349411480.html A small Crocodile rests on the banks of the Kazinga Channel close to the nest scrape of a Water Thicknee, the bird seemingly unpeturbed by the predato A small Crocodile rests on the banks of the Kazinga Channel close to the nest scrape of a Water Thicknee, the bird seemingly unpeturbed by the predatohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/a-small-crocodile-rests-on-the-banks-of-the-kazinga-channel-close-to-the-nest-scrape-of-a-water-thicknee-the-bird-seemingly-unpeturbed-by-the-predato-image349411654.html A mature Nile Crocodile basks in the warm sunshine on the banks of the Kazinga Channel. Using solar energy to warm up they are quickly active A mature Nile Crocodile basks in the warm sunshine on the banks of the Kazinga Channel. Using solar energy to warm up they are quickly activehttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/a-mature-nile-crocodile-basks-in-the-warm-sunshine-on-the-banks-of-the-kazinga-channel-using-solar-energy-to-warm-up-they-are-quickly-active-image355058444.html A large Nile Crocodile basks in the sun on the riverbank. Its physiology has evolved to that it can absorb solar energy more efficiently than other re A large Nile Crocodile basks in the sun on the riverbank. Its physiology has evolved to that it can absorb solar energy more efficiently than other rehttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/a-large-nile-crocodile-basks-in-the-sun-on-the-riverbank-its-physiology-has-evolved-to-that-it-can-absorb-solar-energy-more-efficiently-than-other-re-image355141254.html A large Nile Crocodile basks in the sun on the riverbank. Its physiology has evolved to that it can absorb solar energy more efficiently than other re A large Nile Crocodile basks in the sun on the riverbank. Its physiology has evolved to that it can absorb solar energy more efficiently than other rehttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/a-large-nile-crocodile-basks-in-the-sun-on-the-riverbank-its-physiology-has-evolved-to-that-it-can-absorb-solar-energy-more-efficiently-than-other-re-image354778935.html A crocodile basks in the sun on the banks of the Rufiji River. Using the membranes of the mouth the crocodile uses air movement to thermoregulate. A crocodile basks in the sun on the banks of the Rufiji River. Using the membranes of the mouth the crocodile uses air movement to thermoregulate.https://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/a-crocodile-basks-in-the-sun-on-the-banks-of-the-rufiji-river-using-the-membranes-of-the-mouth-the-crocodile-uses-air-movement-to-thermoregulate-image259261291.html The skull of a large crocodile that did not survive the dry season when the Katuma River dried up. The new rains revive the rivers flow for the many The skull of a large crocodile that did not survive the dry season when the Katuma River dried up. The new rains revive the rivers flow for the manyhttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/the-skull-of-a-large-crocodile-that-did-not-survive-the-dry-season-when-the-katuma-river-dried-up-the-new-rains-revive-the-rivers-flow-for-the-many-image366671593.html The skull of a large crocodile that did not survive the dry season when the Katuma River dried up. The new rains revive the rivers flow for the many The skull of a large crocodile that did not survive the dry season when the Katuma River dried up. The new rains revive the rivers flow for the manyhttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/the-skull-of-a-large-crocodile-that-did-not-survive-the-dry-season-when-the-katuma-river-dried-up-the-new-rains-revive-the-rivers-flow-for-the-many-image366671583.html An emaciated Nile Crocodile had been stranded in the dessicated floodplains for the dry season and with the first rain had tried to get to newly forme An emaciated Nile Crocodile had been stranded in the dessicated floodplains for the dry season and with the first rain had tried to get to newly formehttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/an-emaciated-nile-crocodile-had-been-stranded-in-the-dessicated-floodplains-for-the-dry-season-and-with-the-first-rain-had-tried-to-get-to-newly-forme-image366671596.html An emaciated Nile Crocodile had been stranded in the dry floodplains for the dry season and with the first rain had tried to get to newly formed pools An emaciated Nile Crocodile had been stranded in the dry floodplains for the dry season and with the first rain had tried to get to newly formed poolshttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/an-emaciated-nile-crocodile-had-been-stranded-in-the-dry-floodplains-for-the-dry-season-and-with-the-first-rain-had-tried-to-get-to-newly-formed-pools-image366671586.html A group of large crocodiles join in a feeding franzy feeding off the carcasse of a large bull hippo that died in a territorial fight in one of the Ruf A group of large crocodiles join in a feeding franzy feeding off the carcasse of a large bull hippo that died in a territorial fight in one of the Rufhttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/a-group-of-large-crocodiles-join-in-a-feeding-franzy-feeding-off-the-carcasse-of-a-large-bull-hippo-that-died-in-a-territorial-fight-in-one-of-the-ruf-image234837036.html A pair of Crocodiles rest in the last rays of warming sunlight in front of the cave they will take shelter in from the intense heat. Katavi is famous A pair of Crocodiles rest in the last rays of warming sunlight in front of the cave they will take shelter in from the intense heat. Katavi is famoushttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/a-pair-of-crocodiles-rest-in-the-last-rays-of-warming-sunlight-in-front-of-the-cave-they-will-take-shelter-in-from-the-intense-heat-katavi-is-famous-image263782714.html The eggs of the crocodile are greatly sought after by predators such as the Water Monitor. Here a nest has been excavated by a monitor The eggs of the crocodile are greatly sought after by predators such as the Water Monitor. Here a nest has been excavated by a monitorhttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/the-eggs-of-the-crocodile-are-greatly-sought-after-by-predators-such-as-the-water-monitor-here-a-nest-has-been-excavated-by-a-monitor-image271982750.html A large crocodile rests on the bank of the Kazinga Channel basking in the warm sunshine. Birds like these Water Thicknees and Little Egret are relaxed A large crocodile rests on the bank of the Kazinga Channel basking in the warm sunshine. Birds like these Water Thicknees and Little Egret are relaxedhttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/a-large-crocodile-rests-on-the-bank-of-the-kazinga-channel-basking-in-the-warm-sunshine-birds-like-these-water-thicknees-and-little-egret-are-relaxed-image351844802.html A large crocodile with a front leg missing rests on a sand bank in the Kazinga Channel basking in the warm sunshine. The loss of a limb in early life A large crocodile with a front leg missing rests on a sand bank in the Kazinga Channel basking in the warm sunshine. The loss of a limb in early lifehttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/a-large-crocodile-with-a-front-leg-missing-rests-on-a-sand-bank-in-the-kazinga-channel-basking-in-the-warm-sunshine-the-loss-of-a-limb-in-early-life-image351844908.html A Nile Crocodile basks in the sunshine on the banks of the Kazinga Channel. The gular membranes allow evaporative cooling of the blood to heat up A Nile Crocodile basks in the sunshine on the banks of the Kazinga Channel. The gular membranes allow evaporative cooling of the blood to heat uphttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/a-nile-crocodile-basks-in-the-sunshine-on-the-banks-of-the-kazinga-channel-the-gular-membranes-allow-evaporative-cooling-of-the-blood-to-heat-up-image355444850.html As the dry season progresses the river stops flowing and the pools shrink and potential antagonists like aggressive Hippos and predatory Crocodiles ha As the dry season progresses the river stops flowing and the pools shrink and potential antagonists like aggressive Hippos and predatory Crocodiles hahttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/as-the-dry-season-progresses-the-river-stops-flowing-and-the-pools-shrink-and-potential-antagonists-like-aggressive-hippos-and-predatory-crocodiles-ha-image233927707.html A crocodile takes up position by the bridge structure on the Katuma River where the channel forces fish to swim by his waiting jaws. Sensory pits on h A crocodile takes up position by the bridge structure on the Katuma River where the channel forces fish to swim by his waiting jaws. Sensory pits on hhttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/a-crocodile-takes-up-position-by-the-bridge-structure-on-the-katuma-river-where-the-channel-forces-fish-to-swim-by-his-waiting-jaws-sensory-pits-on-h-image234223185.html A group oflarge crocodiles join in a feeding franzy feeding off the carcasse of a large bull hippo that died in a territorial fight A group oflarge crocodiles join in a feeding franzy feeding off the carcasse of a large bull hippo that died in a territorial fighthttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/a-group-oflarge-crocodiles-join-in-a-feeding-franzy-feeding-off-the-carcasse-of-a-large-bull-hippo-that-died-in-a-territorial-fight-image234837034.html The tail of the Crocodile is nealy half the total body length and has the main muscle mass of the body. The stabilizer ridges of the keratin scutes co The tail of the Crocodile is nealy half the total body length and has the main muscle mass of the body. The stabilizer ridges of the keratin scutes cohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/the-tail-of-the-crocodile-is-nealy-half-the-total-body-length-and-has-the-main-muscle-mass-of-the-body-the-stabilizer-ridges-of-the-keratin-scutes-co-image262435502.html A Crocodile walks down to the lake edge in a gait known as the 'high-walk'.A posture dictated by their hip structure which restricted their locomotion A Crocodile walks down to the lake edge in a gait known as the 'high-walk'.A posture dictated by their hip structure which restricted their locomotionhttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/a-crocodile-walks-down-to-the-lake-edge-in-a-gait-known-as-the-high-walka-posture-dictated-by-their-hip-structure-which-restricted-their-locomotion-image235219094.html These young Crocodiles just over one meterin length behaved aggressively towards each other. No doubt this was direct competition for territory These young Crocodiles just over one meterin length behaved aggressively towards each other. No doubt this was direct competition for territoryhttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/these-young-crocodiles-just-over-one-meterin-length-behaved-aggressively-towards-each-other-no-doubt-this-was-direct-competition-for-territory-image262202730.html The Crocodiles of the Katuma River in Katavi National Park are famous for their cave excavations. When the river dries up each year they seek the cool The Crocodiles of the Katuma River in Katavi National Park are famous for their cave excavations. When the river dries up each year they seek the coolhttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/the-crocodiles-of-the-katuma-river-in-katavi-national-park-are-famous-for-their-cave-excavations-when-the-river-dries-up-each-year-they-seek-the-cool-image365728444.html The Crocodile shows the classic aquatic adaptation having eyes, ears and nostrils aligned on the top of the skull to present as little of the body The Crocodile shows the classic aquatic adaptation having eyes, ears and nostrils aligned on the top of the skull to present as little of the bodyhttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/the-crocodile-shows-the-classic-aquatic-adaptation-having-eyes-ears-and-nostrils-aligned-on-the-top-of-the-skull-to-present-as-little-of-the-body-image365728615.html The Crocodile shows the classic aquatic adaptation having eyes, ears and nostrils aligned on the top of the skull to present as little of the body The Crocodile shows the classic aquatic adaptation having eyes, ears and nostrils aligned on the top of the skull to present as little of the bodyhttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/the-crocodile-shows-the-classic-aquatic-adaptation-having-eyes-ears-and-nostrils-aligned-on-the-top-of-the-skull-to-present-as-little-of-the-body-image365728553.html Fish form a large percentage of the Crocodiles diet throughout most of its life. Here a mature individual has caught a large catfish Fish form a large percentage of the Crocodiles diet throughout most of its life. Here a mature individual has caught a large catfishhttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/fish-form-a-large-percentage-of-the-crocodiles-diet-throughout-most-of-its-life-here-a-mature-individual-has-caught-a-large-catfish-image365728633.html Fish form a large percentage of the Crocodiles diet throughout most of its life. Here a mature individual has caught a large catfish Fish form a large percentage of the Crocodiles diet throughout most of its life. Here a mature individual has caught a large catfishhttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/fish-form-a-large-percentage-of-the-crocodiles-diet-throughout-most-of-its-life-here-a-mature-individual-has-caught-a-large-catfish-image365728624.html The Crocodiles of the Katuma River in Katavi National Park are famous for their cave excavations. When the river dries up each year they seek the cool The Crocodiles of the Katuma River in Katavi National Park are famous for their cave excavations. When the river dries up each year they seek the coolhttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/the-crocodiles-of-the-katuma-river-in-katavi-national-park-are-famous-for-their-cave-excavations-when-the-river-dries-up-each-year-they-seek-the-cool-image365728519.html The Crocodiles of the Katuma River in Katavi National Park are famous for their cave excavations. When the river dries up each year they seek the cool The Crocodiles of the Katuma River in Katavi National Park are famous for their cave excavations. When the river dries up each year they seek the coolhttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/the-crocodiles-of-the-katuma-river-in-katavi-national-park-are-famous-for-their-cave-excavations-when-the-river-dries-up-each-year-they-seek-the-cool-image365728529.html The Crocodiles of the Katuma River in Katavi National Park are famous for their cave excavations. When the river dries up each year they seek the cool The Crocodiles of the Katuma River in Katavi National Park are famous for their cave excavations. When the river dries up each year they seek the coolhttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/the-crocodiles-of-the-katuma-river-in-katavi-national-park-are-famous-for-their-cave-excavations-when-the-river-dries-up-each-year-they-seek-the-cool-image365728440.html The Crocodiles of the Katuma River in Katavi national Park are famous for their cave excavations. When the river dries up each year they seek the cool The Crocodiles of the Katuma River in Katavi national Park are famous for their cave excavations. When the river dries up each year they seek the coolhttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/the-crocodiles-of-the-katuma-river-in-katavi-national-park-are-famous-for-their-cave-excavations-when-the-river-dries-up-each-year-they-seek-the-cool-image365728453.html The Crocodiles of the Katuma River in Katavi National Park are famous for their cave excavations. When the river dries up each year they seek the cool The Crocodiles of the Katuma River in Katavi National Park are famous for their cave excavations. When the river dries up each year they seek the coolhttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/the-crocodiles-of-the-katuma-river-in-katavi-national-park-are-famous-for-their-cave-excavations-when-the-river-dries-up-each-year-they-seek-the-cool-image365728464.html A female Crocodile basks in the sunshine on the banks of the Rufiji River near her nest in the dry sand further up. Crocodile mothers are very good A female Crocodile basks in the sunshine on the banks of the Rufiji River near her nest in the dry sand further up. Crocodile mothers are very goodhttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/a-female-crocodile-basks-in-the-sunshine-on-the-banks-of-the-rufiji-river-near-her-nest-in-the-dry-sand-further-up-crocodile-mothers-are-very-good-image377336243.html A Crocodile seeks shelter in the shade of an acacia tree on the riverbank as the Katuma River dries up at the end of the dry season A Crocodile seeks shelter in the shade of an acacia tree on the riverbank as the Katuma River dries up at the end of the dry seasonhttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/a-crocodile-seeks-shelter-in-the-shade-of-an-acacia-tree-on-the-riverbank-as-the-katuma-river-dries-up-at-the-end-of-the-dry-season-image384172346.html A large male Crocodile has been basking on a sandbank in the heart of his territory. Mature males compete to have the best territory A large male Crocodile has been basking on a sandbank in the heart of his territory. Mature males compete to have the best territoryhttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/a-large-male-crocodile-has-been-basking-on-a-sandbank-in-the-heart-of-his-territory-mature-males-compete-to-have-the-best-territory-image384172325.html A large male Crocodile basking on the waters edge of the Katuma River in the heart of his territory. Mature males compete to have the best territory A large male Crocodile basking on the waters edge of the Katuma River in the heart of his territory. Mature males compete to have the best territoryhttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/a-large-male-crocodile-basking-on-the-waters-edge-of-the-katuma-river-in-the-heart-of-his-territory-mature-males-compete-to-have-the-best-territory-image384172354.html A large female crocodile walks down to the water in the Katuma River to cool-off after guarding her nest site from potential egg thieves A large female crocodile walks down to the water in the Katuma River to cool-off after guarding her nest site from potential egg thieveshttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/a-large-female-crocodile-walks-down-to-the-water-in-the-katuma-river-to-cool-off-after-guarding-her-nest-site-from-potential-egg-thieves-image384172446.html The eggs of the crocodile are greatly sought after by predators such as the Water Monitor. Here a nest has been eroded by the Rufiji River The eggs of the crocodile are greatly sought after by predators such as the Water Monitor. Here a nest has been eroded by the Rufiji Riverhttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/the-eggs-of-the-crocodile-are-greatly-sought-after-by-predators-such-as-the-water-monitor-here-a-nest-has-been-eroded-by-the-rufiji-river-image271982767.html A large Crocodile snatches up a big catfish from the murky waters of the shrinking Katuma River. Sensitive glands on the jaw allow quick reactions A large Crocodile snatches up a big catfish from the murky waters of the shrinking Katuma River. Sensitive glands on the jaw allow quick reactionshttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/a-large-crocodile-snatches-up-a-big-catfish-from-the-murky-waters-of-the-shrinking-katuma-river-sensitive-glands-on-the-jaw-allow-quick-reactions-image386360261.html The eggs of the crocodile are greatly sought after by predators such as the Water Monitor. Here a nest has been excavated by a monitor The eggs of the crocodile are greatly sought after by predators such as the Water Monitor. Here a nest has been excavated by a monitorhttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/the-eggs-of-the-crocodile-are-greatly-sought-after-by-predators-such-as-the-water-monitor-here-a-nest-has-been-excavated-by-a-monitor-image272648282.html A large male Crocodile has been basking on a sandbank in the heart of his territory. Mature males compete to have the best territory A large male Crocodile has been basking on a sandbank in the heart of his territory. Mature males compete to have the best territoryhttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/a-large-male-crocodile-has-been-basking-on-a-sandbank-in-the-heart-of-his-territory-mature-males-compete-to-have-the-best-territory-image384172455.html A large Crocodile fishes in the Katuma River by keeping his jaws open in the flow of the river and sensory glands trigger the lightening fast snap A large Crocodile fishes in the Katuma River by keeping his jaws open in the flow of the river and sensory glands trigger the lightening fast snaphttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/a-large-crocodile-fishes-in-the-katuma-river-by-keeping-his-jaws-open-in-the-flow-of-the-river-and-sensory-glands-trigger-the-lightening-fast-snap-image384172337.html Crocodiles often use their caves year-round for shelter and resting, not just when the river bed dries out in the dry season, some may be used for yea Crocodiles often use their caves year-round for shelter and resting, not just when the river bed dries out in the dry season, some may be used for yeahttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/crocodiles-often-use-their-caves-year-round-for-shelter-and-resting-not-just-when-the-river-bed-dries-out-in-the-dry-season-some-may-be-used-for-yea-image219666489.html Undercuts in the Katuma river bank can provide temporary shelter for the crocodiles that have not dug their own cave. Undercuts in the Katuma river bank can provide temporary shelter for the crocodiles that have not dug their own cave.https://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/undercuts-in-the-katuma-river-bank-can-provide-temporary-shelter-for-the-crocodiles-that-have-not-dug-their-own-cave-image219666505.html Even large crocodiles will feats on fish when the opportunity rises, especially as the pools shrink in the dry season and large catfish are trapped. Even large crocodiles will feats on fish when the opportunity rises, especially as the pools shrink in the dry season and large catfish are trapped.https://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/even-large-crocodiles-will-feats-on-fish-when-the-opportunity-rises-especially-as-the-pools-shrink-in-the-dry-season-and-large-catfish-are-trapped-image219666533.html A large territorial male crocodile shelters in the cool damp cave he rhas dug into the soft sandy river bank. A large territorial male crocodile shelters in the cool damp cave he rhas dug into the soft sandy river bank.https://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/a-large-territorial-male-crocodile-shelters-in-the-cool-damp-cave-he-rhas-dug-into-the-soft-sandy-river-bank-image219607024.html The dentition of the crocodile differs from the American Alligator as the lower jaw peg shaped teeth are not exposed on the snout. The dentition of the crocodile differs from the American Alligator as the lower jaw peg shaped teeth are not exposed on the snout.https://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/the-dentition-of-the-crocodile-differs-from-the-american-alligator-as-the-lower-jaw-peg-shaped-teeth-are-not-exposed-on-the-snout-image220385798.html Crocodiles can cool off by opening their jaws and letting hear evaporate off their palate and gular membranes, part of their efficient thermoregulatio Crocodiles can cool off by opening their jaws and letting hear evaporate off their palate and gular membranes, part of their efficient thermoregulatiohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/crocodiles-can-cool-off-by-opening-their-jaws-and-letting-hear-evaporate-off-their-palate-and-gular-membranes-part-of-their-efficient-thermoregulatio-image220385760.html A three meter Crocodile basks in the warm morning sunshine on a small sand bank in the Great Ruaha River. Crocodiles have a very efficient blood circu A three meter Crocodile basks in the warm morning sunshine on a small sand bank in the Great Ruaha River. Crocodiles have a very efficient blood circuhttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/a-three-meter-crocodile-basks-in-the-warm-morning-sunshine-on-a-small-sand-bank-in-the-great-ruaha-river-crocodiles-have-a-very-efficient-blood-circu-image215918031.html A Crocodile has a slow lumbering locomotion known as the 'high walk'. Hip structure does not allow fast motion on land for more than a few meters. A Crocodile has a slow lumbering locomotion known as the 'high walk'. Hip structure does not allow fast motion on land for more than a few meters.https://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/a-crocodile-has-a-slow-lumbering-locomotion-known-as-the-high-walk-hip-structure-does-not-allow-fast-motion-on-land-for-more-than-a-few-meters-image224374472.html Crocodiles often eat fish when the opportunity presents itself, such as when rivers dry our and fish are stranded in the shrinking pools. Crocodiles often eat fish when the opportunity presents itself, such as when rivers dry our and fish are stranded in the shrinking pools.https://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/crocodiles-often-eat-fish-when-the-opportunity-presents-itself-such-as-when-rivers-dry-our-and-fish-are-stranded-in-the-shrinking-pools-image220500826.html Some crocodile do not dig dry season caves and use under-cuts in the Kataum River bank to shelter from the sun. Some crocodile do not dig dry season caves and use under-cuts in the Kataum River bank to shelter from the sun.https://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/some-crocodile-do-not-dig-dry-season-caves-and-use-under-cuts-in-the-kataum-river-bank-to-shelter-from-the-sun-image220500820.html The crocodiles of Katavi National Park are famous for their habit of digging caves and shelters into the soft sandy banks of the Katuma River to make The crocodiles of Katavi National Park are famous for their habit of digging caves and shelters into the soft sandy banks of the Katuma River to make https://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/the-crocodiles-of-katavi-national-park-are-famous-for-their-habit-of-digging-caves-and-shelters-into-the-soft-sandy-banks-of-the-katuma-river-to-make-image220500809.html The jaws of the Crocodile are the most powerful in Nature with a force of nearly 2000 lbs per sq inch. The jaws of the Crocodile are the most powerful in Nature with a force of nearly 2000 lbs per sq inch.https://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/the-jaws-of-the-crocodile-are-the-most-powerful-in-nature-with-a-force-of-nearly-2000-lbs-per-sq-inch-image219607035.html The Katuma River is famous for it cave digging crocodiles, amongst some of Africa's largest. The Katuma River is famous for it cave digging crocodiles, amongst some of Africa's largest.https://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/the-katuma-river-is-famous-for-it-cave-digging-crocodiles-amongst-some-of-africas-largest-image216148951.html A large crocodile hunts catfish from a weir at the Ikuu Bridge on the Katuma River A large crocodile hunts catfish from a weir at the Ikuu Bridge on the Katuma Riverhttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/a-large-crocodile-hunts-catfish-from-a-weir-at-the-ikuu-bridge-on-the-katuma-river-image224374468.html Crocodiles rest on the sand banks on the Katuma River, some are females guarding their nest sites Crocodiles rest on the sand banks on the Katuma River, some are females guarding their nest siteshttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/crocodiles-rest-on-the-sand-banks-on-the-katuma-river-some-are-females-guarding-their-nest-sites-image224374473.html A large crocodile rests on the banks of the Rufiji River with its mouth open so that excess heat can be shed through evaporative cooling A large crocodile rests on the banks of the Rufiji River with its mouth open so that excess heat can be shed through evaporative coolinghttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/a-large-crocodile-rests-on-the-banks-of-the-rufiji-river-with-its-mouth-open-so-that-excess-heat-can-be-shed-through-evaporative-cooling-image228215003.html 2 large crocodile rests on the banks of the Rufiji River where they warm up in the sunshine and thanks to adaptations warm up quickly 2 large crocodile rests on the banks of the Rufiji River where they warm up in the sunshine and thanks to adaptations warm up quicklyhttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/2-large-crocodile-rests-on-the-banks-of-the-rufiji-river-where-they-warm-up-in-the-sunshine-and-thanks-to-adaptations-warm-up-quickly-image228215042.html A large crocodile rests on the banks of the Rufiji River where it warms up in the sunshine and thanks to adaptations like a 4 chambered heart A large crocodile rests on the banks of the Rufiji River where it warms up in the sunshine and thanks to adaptations like a 4 chambered hearthttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/a-large-crocodile-rests-on-the-banks-of-the-rufiji-river-where-it-warms-up-in-the-sunshine-and-thanks-to-adaptations-like-a-4-chambered-heart-image228215032.html Crocodiles congregate around the carcass of a dead imm hippo and start to gorge by spinning and tearing off huge chunks which they gulp down in one. Crocodiles congregate around the carcass of a dead imm hippo and start to gorge by spinning and tearing off huge chunks which they gulp down in one.https://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/crocodiles-congregate-around-the-carcass-of-a-dead-imm-hippo-and-start-to-gorge-by-spinning-and-tearing-off-huge-chunks-which-they-gulp-down-in-one-image222298607.html 2 large female Crocodiles cool by letting the breeze flow over their moist gular membranes as the sit gaurding thir nest sites dug into the sand of th 2 large female Crocodiles cool by letting the breeze flow over their moist gular membranes as the sit gaurding thir nest sites dug into the sand of thhttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/2-large-female-crocodiles-cool-by-letting-the-breeze-flow-over-their-moist-gular-membranes-as-the-sit-gaurding-thir-nest-sites-dug-into-the-sand-of-th-image228630131.html The scales and scutes of a crocodlie hide acts as a remarkably efficient absorber of solar warming that quickly transfers heat to the muscles through The scales and scutes of a crocodlie hide acts as a remarkably efficient absorber of solar warming that quickly transfers heat to the muscles through https://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/the-scales-and-scutes-of-a-crocodlie-hide-acts-as-a-remarkably-efficient-absorber-of-solar-warming-that-quickly-transfers-heat-to-the-muscles-through-image220385773.html When caves cannot be dug then groups of crocodiles will pile into shady areas to protect themselves from drying out in the baking sun, spending weeks When caves cannot be dug then groups of crocodiles will pile into shady areas to protect themselves from drying out in the baking sun, spending weeks https://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/when-caves-cannot-be-dug-then-groups-of-crocodiles-will-pile-into-shady-areas-to-protect-themselves-from-drying-out-in-the-baking-sun-spending-weeks-image220385774.html Crocodiles often eat fish when the opportunity presents itself, such as when rivers dry our and fish are stranded in the shrinking pools. Crocodiles often eat fish when the opportunity presents itself, such as when rivers dry our and fish are stranded in the shrinking pools.https://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/crocodiles-often-eat-fish-when-the-opportunity-presents-itself-such-as-when-rivers-dry-our-and-fish-are-stranded-in-the-shrinking-pools-image220375535.html Crocodiles sometimes have to walk long distances such as when the Katuma River dries up during the long, hot dry season. Often they travel atnight to Crocodiles sometimes have to walk long distances such as when the Katuma River dries up during the long, hot dry season. Often they travel atnight to https://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/crocodiles-sometimes-have-to-walk-long-distances-such-as-when-the-katuma-river-dries-up-during-the-long-hot-dry-season-often-they-travel-atnight-to-image220385803.html Crocodiles sometimes have to walk long distances such as when the Katuma River dries up during the long, hot dry season. Often they travel at night Crocodiles sometimes have to walk long distances such as when the Katuma River dries up during the long, hot dry season. Often they travel at nighthttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/crocodiles-sometimes-have-to-walk-long-distances-such-as-when-the-katuma-river-dries-up-during-the-long-hot-dry-season-often-they-travel-at-night-image220375563.html The green eyes with vertical pupil slit give the Crocodile remarkable good vision and the transparent nictating membrane gives underwater vision depen The green eyes with vertical pupil slit give the Crocodile remarkable good vision and the transparent nictating membrane gives underwater vision depenhttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/the-green-eyes-with-vertical-pupil-slit-give-the-crocodile-remarkable-good-vision-and-the-transparent-nictating-membrane-gives-underwater-vision-depen-image220375495.html The crocodiles of Katavi National Park are famous for their habit of digging caves and shelters into the soft sandy banks of the Katuma River to make The crocodiles of Katavi National Park are famous for their habit of digging caves and shelters into the soft sandy banks of the Katuma River to make https://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/the-crocodiles-of-katavi-national-park-are-famous-for-their-habit-of-digging-caves-and-shelters-into-the-soft-sandy-banks-of-the-katuma-river-to-make-image220375453.html The crocodiles of Katavi National Park are famous for their habit of digging caves and shelters into the soft sandy banks of the Katuma River to make The crocodiles of Katavi National Park are famous for their habit of digging caves and shelters into the soft sandy banks of the Katuma River to make https://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/the-crocodiles-of-katavi-national-park-are-famous-for-their-habit-of-digging-caves-and-shelters-into-the-soft-sandy-banks-of-the-katuma-river-to-make-image220375582.html A crocodile lurks at the edge of the Rufiji River ever alert to hunting opportunities and the presence of potential threats A crocodile lurks at the edge of the Rufiji River ever alert to hunting opportunities and the presence of potential threatshttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/a-crocodile-lurks-at-the-edge-of-the-rufiji-river-ever-alert-to-hunting-opportunities-and-the-presence-of-potential-threats-image228712975.html A large Crocodile walks down the sandbank into the Rufiji River having warmed up in the hot sunshine with the aid of several physiological adaptations A large Crocodile walks down the sandbank into the Rufiji River having warmed up in the hot sunshine with the aid of several physiological adaptationshttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/a-large-crocodile-walks-down-the-sandbank-into-the-rufiji-river-having-warmed-up-in-the-hot-sunshine-with-the-aid-of-several-physiological-adaptations-image228214991.html A Crocodile carefully pushed through a mass of hippos to get to the little bit of water left in a shrinking pool in the Katuma River to cool down, Hip A Crocodile carefully pushed through a mass of hippos to get to the little bit of water left in a shrinking pool in the Katuma River to cool down, Hiphttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/a-crocodile-carefully-pushed-through-a-mass-of-hippos-to-get-to-the-little-bit-of-water-left-in-a-shrinking-pool-in-the-katuma-river-to-cool-down-hip-image228931088.html Crocdiles have to guard their nest rigourously during the period of incubation as they are quickly raided by opportunists such as mongoose, baboons, m Crocdiles have to guard their nest rigourously during the period of incubation as they are quickly raided by opportunists such as mongoose, baboons, mhttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/crocdiles-have-to-guard-their-nest-rigourously-during-the-period-of-incubation-as-they-are-quickly-raided-by-opportunists-such-as-mongoose-baboons-m-image220500815.html Crocdiles rst on sandbanks to warm up in the early morning or late afternoon ight to warm their bodies with a circulation much more efficient than oth Crocdiles rst on sandbanks to warm up in the early morning or late afternoon ight to warm their bodies with a circulation much more efficient than othhttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/crocdiles-rst-on-sandbanks-to-warm-up-in-the-early-morning-or-late-afternoon-ight-to-warm-their-bodies-with-a-circulation-much-more-efficient-than-oth-image219607049.html Crocodiles will often bask at the waters edge with their jaws open so that air moving across the membranes of the mouth cool them by evaporation of mo Crocodiles will often bask at the waters edge with their jaws open so that air moving across the membranes of the mouth cool them by evaporation of mohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/crocodiles-will-often-bask-at-the-waters-edge-with-their-jaws-open-so-that-air-moving-across-the-membranes-of-the-mouth-cool-them-by-evaporation-of-mo-image223921453.html Alligator mississippiensis Shark Valley Alligator mississippiensis Shark Valleyhttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/alligator-mississippiensis-shark-valley-image6244505.html Alligator mississippiensis Shark Valley Alligator mississippiensis Shark Valleyhttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/alligator-mississippiensis-shark-valley-image6244511.html Alligator mississippiensis Shark Valley Alligator mississippiensis Shark Valleyhttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/alligator-mississippiensis-shark-valley-image6355955.html Alligator mississippiensis Alligator mississippiensishttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/alligator-mississippiensis-image6158185.html Alligaor mississippiensis Shark Valley Alligaor mississippiensis Shark Valleyhttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/alligaor-mississippiensis-shark-valley-image6244499.html Alligator missippiensis Alligator missippiensishttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/alligator-missippiensis-image6158230.html Alligator mississippiensis Alligator mississippiensishttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/alligator-mississippiensis-image6355914.html A young Crocodile seeks the relative safety of a Hippos muzzle to bask safely in the densly packed and shrinking pool. Each year the Katauma river dri A young Crocodile seeks the relative safety of a Hippos muzzle to bask safely in the densly packed and shrinking pool. Each year the Katauma river drihttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/a-young-crocodile-seeks-the-relative-safety-of-a-hippos-muzzle-to-bask-safely-in-the-densly-packed-and-shrinking-pool-each-year-the-katauma-river-dri-image270217738.html Alligator mississippiensis Alligator mississippiensishttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/alligator-mississippiensis-image6355916.html Alligator mississippiensis Alligator mississippiensishttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/alligator-mississippiensis-image6355859.html Alligator mississippiensis Alligator mississippiensishttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/alligator-mississippiensis-image6158203.html Alligator mississippiensis Alligator mississippiensishttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/alligator-mississippiensis-image6355856.html Alligator mississippiensis Alligator mississippiensishttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/alligator-mississippiensis-image6158188.html Alligator mississippiensis Alligator mississippiensishttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/alligator-mississippiensis-image6355854.html Next page Recent searches: Search Results for Double Aortic Arch Stock Photos and Images  (129) Page 1 of 2 12