Eagle Owl (Bubo bubo) on a fence post, calling, Vulkan Eifel, Rhineland-Palatinate, Germany, Europe Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-eagle-owl-bubo-bubo-on-a-fence-post-calling-vulkan-eifel-rhineland-29075515.html
RMBK8E37–Eagle Owl (Bubo bubo) on a fence post, calling, Vulkan Eifel, Rhineland-Palatinate, Germany, Europe
Young Barn Owl Tyto alba on hay bale calling Potton Bedfordshire Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-young-barn-owl-tyto-alba-on-hay-bale-calling-potton-bedfordshire-18361886.html
RMB1TCNJ–Young Barn Owl Tyto alba on hay bale calling Potton Bedfordshire
Young Eagle Owl calling (Bubo bubo) Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-young-eagle-owl-calling-bubo-bubo-26118864.html
RMBEDPTG–Young Eagle Owl calling (Bubo bubo)
Young Long-eared Owl (Asio otus) piping for food. In sunset light. Europe Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-young-long-eared-owl-asio-otus-piping-for-food-in-sunset-light-europe-37721945.html
RMC5AAM9–Young Long-eared Owl (Asio otus) piping for food. In sunset light. Europe
Sneeuwuil roepend in sneeuw; Snowy Owl calling in snow Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-sneeuwuil-roepend-in-sneeuw-snowy-owl-calling-in-snow-177310319.html
RMM8D53B–Sneeuwuil roepend in sneeuw; Snowy Owl calling in snow
Northern Eagle Owl / Uhu ( Bubo bubo ), close up, perched on a rock, calling, looks cute and funny, wildlife, Germany. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-northern-eagle-owl-uhu-bubo-bubo-close-up-perched-on-a-rock-calling-100383960.html
RMFR8TNC–Northern Eagle Owl / Uhu ( Bubo bubo ), close up, perched on a rock, calling, looks cute and funny, wildlife, Germany.
Barred Owl calling, Rain Owl, Wood Owl, or Striped Owl, (Strix varia) perched on limb of dead tree, Winter, E USA, Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-barred-owl-calling-rain-owl-wood-owl-or-striped-owl-strix-varia-perched-134979434.html
RMHRGRJ2–Barred Owl calling, Rain Owl, Wood Owl, or Striped Owl, (Strix varia) perched on limb of dead tree, Winter, E USA,
A Great Horned Owl calling from an old perch. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/a-great-horned-owl-calling-from-an-old-perch-image231977403.html
RMRDBDF7–A Great Horned Owl calling from an old perch.
Little Owl-Athene noctua calling. Uk Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/little-owl-athene-noctua-calling-uk-image560467614.html
RM2RFRE4E–Little Owl-Athene noctua calling. Uk
A barred owl in the forest calling with its beak open. These raptors have spread into the Pacific Northwest Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/a-barred-owl-in-the-forest-calling-with-its-beak-open-these-raptors-have-spread-into-the-pacific-northwest-image430751515.html
RF2G0PBXK–A barred owl in the forest calling with its beak open. These raptors have spread into the Pacific Northwest
Juvenile long eared owl perched in a conifer tree Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/juvenile-long-eared-owl-perched-in-a-conifer-tree-image488230413.html
RF2KA8PTD–Juvenile long eared owl perched in a conifer tree
Juvenile burrowing owl squawking at an intruder. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/juvenile-burrowing-owl-squawking-at-an-intruder-image611029178.html
RM2XE2NXJ–Juvenile burrowing owl squawking at an intruder.
Juvenile long eared owl perched in a conifer tree Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/juvenile-long-eared-owl-perched-in-a-conifer-tree-image488230622.html
RF2KA8R3X–Juvenile long eared owl perched in a conifer tree
A screech owl perched in a burned out tree while calling. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-a-screech-owl-perched-in-a-burned-out-tree-while-calling-80315617.html
RMEJJKAW–A screech owl perched in a burned out tree while calling.
Little owl, Athene noctua, single bird calling on branch, warwickshire, June 2010 Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-little-owl-athene-noctua-single-bird-calling-on-branch-warwickshire-30240459.html
RMBN5G0B–Little owl, Athene noctua, single bird calling on branch, warwickshire, June 2010
Barn Owl Calling Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/barn-owl-calling-image61912100.html
RFDGM9EC–Barn Owl Calling
Hungry baby owl calling for its parents Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/hungry-baby-owl-calling-for-its-parents-image450709779.html
RF2H57GWR–Hungry baby owl calling for its parents
Great horned owl calling to it's mate Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/great-horned-owl-calling-to-its-mate-image331851723.html
RF2A7W477–Great horned owl calling to it's mate
Red-morph Eastern screech owl calling from his nest in tree at the blue hour in Canada Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/red-morph-eastern-screech-owl-calling-from-his-nest-in-tree-at-the-blue-hour-in-canada-image401332452.html
RF2E8X7HT–Red-morph Eastern screech owl calling from his nest in tree at the blue hour in Canada
Great Grey Owl / Bartkauz ( Strix nebulosa ), adult bird of prey, perched in a conifer, pine tree, well camouflaged, calling. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-great-grey-owl-bartkauz-strix-nebulosa-adult-bird-of-prey-perched-125837696.html
RMH8MB7C–Great Grey Owl / Bartkauz ( Strix nebulosa ), adult bird of prey, perched in a conifer, pine tree, well camouflaged, calling.
Great horned owl in a forest / intense yellow eyes / Bubo virginianus / tiger owl Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/great-horned-owl-in-a-forest-intense-yellow-eyes-bubo-virginianus-tiger-owl-image181630026.html
RFMFDXXJ–Great horned owl in a forest / intense yellow eyes / Bubo virginianus / tiger owl
Barn owl (Tyto alba), adult, calling, Germany, Europe Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-barn-owl-tyto-alba-adult-calling-germany-europe-48743732.html
RMCR8D3G–Barn owl (Tyto alba), adult, calling, Germany, Europe
Eurasian Eagle Owl / Uhu ( Bubo bubo ), perched in the slope of a sand pit, calling, looks funny, wildlife, Europe. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-image-eurasian-eagle-owl-uhu-bubo-bubo-perched-in-the-slope-of-a-sand-pit-165613004.html
RMKHC924–Eurasian Eagle Owl / Uhu ( Bubo bubo ), perched in the slope of a sand pit, calling, looks funny, wildlife, Europe.
Barn Owl calling closeup (Tyto alba) Ireland Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-barn-owl-calling-closeup-tyto-alba-ireland-75681688.html
A Great Horned Owl calling loudly from a perch in the desert. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/a-great-horned-owl-calling-loudly-from-a-perch-in-the-desert-image235087402.html
RMRJD4AJ–A Great Horned Owl calling loudly from a perch in the desert.
Eurasian Eagle Owl ( Bubo bubo ) at sunset, golden light, perched in the slope of a gravel pit, calling, cawing, wildlife, Europe. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-image-eurasian-eagle-owl-bubo-bubo-at-sunset-golden-light-perched-in-the-169474435.html
RMKRM6AB–Eurasian Eagle Owl ( Bubo bubo ) at sunset, golden light, perched in the slope of a gravel pit, calling, cawing, wildlife, Europe.
A Great Horned Owl calling while looking back Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/a-great-horned-owl-calling-while-looking-back-image373185496.html
RM2CK41WC–A Great Horned Owl calling while looking back
Eurasian Eagle Owl / Europaeischer Uhu ( Bubo bubo ), adult, sitting in a wall, watching for its chicks, calling, warning, wildlife, Europe. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-image-eurasian-eagle-owl-europaeischer-uhu-bubo-bubo-adult-sitting-in-a-168631459.html
RMKP9R43–Eurasian Eagle Owl / Europaeischer Uhu ( Bubo bubo ), adult, sitting in a wall, watching for its chicks, calling, warning, wildlife, Europe.
Barn owl calling Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-barn-owl-calling-15742104.html
RMAPBX4W–Barn owl calling
Juvenile long eared owl perched in a conifer tree Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/juvenile-long-eared-owl-perched-in-a-conifer-tree-image488230431.html
RF2KA8PW3–Juvenile long eared owl perched in a conifer tree
Little Owl ( Athene noctua ), young adolescent, fledged, perched in the sun on an old willow tree, calling forceful, screaming, wildlife, Europe. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/little-owl-athene-noctua-young-adolescent-fledged-perched-in-the-sun-on-an-old-willow-tree-calling-forceful-screaming-wildlife-europe-image265983195.html
RMWCMG7R–Little Owl ( Athene noctua ), young adolescent, fledged, perched in the sun on an old willow tree, calling forceful, screaming, wildlife, Europe.
Eurasian Eagle-Owl calling against green backdrop Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/eurasian-eagle-owl-calling-against-green-backdrop-image569410835.html
RF2T2AW97–Eurasian Eagle-Owl calling against green backdrop
Eurasian Eagle Owl / Uhu ( Bubo bubo ) at sunset, golden light, perched in the slope of a gravel pit, calling to the sun, wildlife, Europe. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-image-eurasian-eagle-owl-uhu-bubo-bubo-at-sunset-golden-light-perched-in-168480730.html
RMKP2XTX–Eurasian Eagle Owl / Uhu ( Bubo bubo ) at sunset, golden light, perched in the slope of a gravel pit, calling to the sun, wildlife, Europe.
Close up portrait of Eagle Owl Bubo bubo calling and showing large orange eyes and hooked bill Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-close-up-portrait-of-eagle-owl-bubo-bubo-calling-and-showing-large-104857809.html
RMG2GK5N–Close up portrait of Eagle Owl Bubo bubo calling and showing large orange eyes and hooked bill
Little Owl ( Athene noctua ), young adolescent, fledged, perched in the sun on an old willow tree, calling forceful, screaming, wildlife, Europe. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/little-owl-athene-noctua-young-adolescent-fledged-perched-in-the-sun-on-an-old-willow-tree-calling-forceful-screaming-wildlife-europe-image333120312.html
RM2A9XXA0–Little Owl ( Athene noctua ), young adolescent, fledged, perched in the sun on an old willow tree, calling forceful, screaming, wildlife, Europe.
Eurasian Eagle Owl / Europaeischer Uhu ( Bubo bubo ), young bird, perched betweengrass in the slope of a gravel pit, calling, cawing, wildlife, Europe Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-image-eurasian-eagle-owl-europaeischer-uhu-bubo-bubo-young-bird-perched-168314323.html
RMKNRAHR–Eurasian Eagle Owl / Europaeischer Uhu ( Bubo bubo ), young bird, perched betweengrass in the slope of a gravel pit, calling, cawing, wildlife, Europe
Cute baby great horned owl calling for breakfast at sunrise. Ottawa, Ontario, Canada Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/cute-baby-great-horned-owl-calling-for-breakfast-at-sunrise-ottawa-ontario-canada-image429765503.html
RF2FY5E7Y–Cute baby great horned owl calling for breakfast at sunrise. Ottawa, Ontario, Canada
Eurasian Eagle Owl / ( Bubo bubo ) sitting in the slope of a gravel pit, at dusk, nightfall, late evening, calling, bright eyes, wildlife, Europe. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-image-eurasian-eagle-owl-bubo-bubo-sitting-in-the-slope-of-a-gravel-pit-167602987.html
RMKMJY8Y–Eurasian Eagle Owl / ( Bubo bubo ) sitting in the slope of a gravel pit, at dusk, nightfall, late evening, calling, bright eyes, wildlife, Europe.
barn owl (Tyto alba), calling, Germany, Bavaria Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-barn-owl-tyto-alba-calling-germany-bavaria-47916149.html
Barn owl (Tyto alba), adult, calling, Germany, Europe Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-barn-owl-tyto-alba-adult-calling-germany-europe-48743728.html
RMCR8D3C–Barn owl (Tyto alba), adult, calling, Germany, Europe
northern eagle owl (Bubo bubo), female calling in a beech forest in autumn, Germany Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-northern-eagle-owl-bubo-bubo-female-calling-in-a-beech-forest-in-autumn-47928290.html
RMCNY90J–northern eagle owl (Bubo bubo), female calling in a beech forest in autumn, Germany
great grey owl (Strix nebulosa), fledgling perched in the nest calling, Finland, Nurmes Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/great-grey-owl-strix-nebulosa-fledgling-perched-in-the-nest-calling-finland-nurmes-image490729703.html
RM2KEAJMR–great grey owl (Strix nebulosa), fledgling perched in the nest calling, Finland, Nurmes
Eurasian Eagle Owl / Uhu ( Bubo bubo ) at sunset, golden light, perched in the slope of a gravel pit, calling, cawing, watching, wildlife, Europe. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-image-eurasian-eagle-owl-uhu-bubo-bubo-at-sunset-golden-light-perched-in-168767433.html
RMKPG0G9–Eurasian Eagle Owl / Uhu ( Bubo bubo ) at sunset, golden light, perched in the slope of a gravel pit, calling, cawing, watching, wildlife, Europe.
Eurasian Eagle Owl / Uhu ( Bubo bubo ), adult bird, resting at the edge of a natural drainage channel in a gravel pit, calling, wildlife, Europe. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-image-eurasian-eagle-owl-uhu-bubo-bubo-adult-bird-resting-at-the-edge-of-169665436.html
RMKT0WYT–Eurasian Eagle Owl / Uhu ( Bubo bubo ), adult bird, resting at the edge of a natural drainage channel in a gravel pit, calling, wildlife, Europe.
Juvenile long eared owl perched in a conifer tree Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/juvenile-long-eared-owl-perched-in-a-conifer-tree-image488230638.html
RF2KA8R4E–Juvenile long eared owl perched in a conifer tree
ural owl (Strix uralensis), sitting on a spruce branch, calling, Czech Republic, Klatovy Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/ural-owl-strix-uralensis-sitting-on-a-spruce-branch-calling-czech-republic-klatovy-image574934407.html
RM2TBAEKK–ural owl (Strix uralensis), sitting on a spruce branch, calling, Czech Republic, Klatovy
Eurasian Eagle Owl / Europaeischer Uhu ( Bubo bubo ), young bird in a gravel pit, calling, cawing, begging for food, at nightfall, wildlife, Europe. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-image-eurasian-eagle-owl-europaeischer-uhu-bubo-bubo-young-bird-in-a-gravel-165427709.html
RMKH3TMD–Eurasian Eagle Owl / Europaeischer Uhu ( Bubo bubo ), young bird in a gravel pit, calling, cawing, begging for food, at nightfall, wildlife, Europe.
RMEBJMPC–northern eagle owl (Bubo bubo), juvenile, calling, Germany, Schleswig-Holstein
Eurasian Eagle Owl ( Bubo bubo ), very young chick, fallen out of its nesting burrow in a sand pit, helpless, calling, crying, cute, wildlife, Europe. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-image-eurasian-eagle-owl-bubo-bubo-very-young-chick-fallen-out-of-its-nesting-166523817.html
RMKJWPR5–Eurasian Eagle Owl ( Bubo bubo ), very young chick, fallen out of its nesting burrow in a sand pit, helpless, calling, crying, cute, wildlife, Europe.
Arabian Scops Owl; Otus pamelae (Otus pamelae), sitting on a tree, calling, Oman Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/arabian-scops-owl-otus-pamelae-otus-pamelae-sitting-on-a-tree-calling-oman-image255388774.html
RMTRDXYJ–Arabian Scops Owl; Otus pamelae (Otus pamelae), sitting on a tree, calling, Oman
Eurasian Eagle Owl ( Bubo bubo ), young bird, sits upon a little hill, calling, cawing, at dusk, soft light, in natural setting, wildife, Europe. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-image-eurasian-eagle-owl-bubo-bubo-young-bird-sits-upon-a-little-hill-calling-169134851.html
RMKR4N6B–Eurasian Eagle Owl ( Bubo bubo ), young bird, sits upon a little hill, calling, cawing, at dusk, soft light, in natural setting, wildife, Europe.
northern eagle owl (Bubo bubo), sits on a mossy stone calling, Germany Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-northern-eagle-owl-bubo-bubo-sits-on-a-mossy-stone-calling-germany-97253239.html
RMFJ67DY–northern eagle owl (Bubo bubo), sits on a mossy stone calling, Germany
Eurasian Eagle Owl / Uhu ( Bubo bubo ) young bird, perched on top of a little hill in a sand pit, calling, begging for food, wildlife, Europe. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-image-eurasian-eagle-owl-uhu-bubo-bubo-young-bird-perched-on-top-of-a-little-169134870.html
RMKR4N72–Eurasian Eagle Owl / Uhu ( Bubo bubo ) young bird, perched on top of a little hill in a sand pit, calling, begging for food, wildlife, Europe.
Lesser Antillean Barn Owl (Tyto alba insularis, Tyto insularis), perches calling on a branch, front view, Grenada Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/lesser-antillean-barn-owl-tyto-alba-insularis-tyto-insularis-perches-calling-on-a-branch-front-view-grenada-image344848133.html
RM2B1158N–Lesser Antillean Barn Owl (Tyto alba insularis, Tyto insularis), perches calling on a branch, front view, Grenada
Little owl (Athene noctua) young owl calling parents for food, Saragossa, Spain. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/little-owl-athene-noctua-young-owl-calling-parents-for-food-saragossa-spain-image612138377.html
RM2XFW8MW–Little owl (Athene noctua) young owl calling parents for food, Saragossa, Spain.
Eurasian Eagle Owl / Europaeischer Uhu ( Bubo bubo ), adult, sitting in a wall, watching for its chicks, calling, warning, wildlife, Europe. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/eurasian-eagle-owl-europaeischer-uhu-bubo-bubo-adult-sitting-in-a-wall-watching-for-its-chicks-calling-warning-wildlife-europe-image333120395.html
RM2A9XXCY–Eurasian Eagle Owl / Europaeischer Uhu ( Bubo bubo ), adult, sitting in a wall, watching for its chicks, calling, warning, wildlife, Europe.
Eurasian Eagle Owl / Uhu ( Bubo bubo ), perched in a steep face of a sand pit, calling, cawing, begging for food, at nightfall, wildlife, Europe. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-image-eurasian-eagle-owl-uhu-bubo-bubo-perched-in-a-steep-face-of-a-sand-168108670.html
RMKNE092–Eurasian Eagle Owl / Uhu ( Bubo bubo ), perched in a steep face of a sand pit, calling, cawing, begging for food, at nightfall, wildlife, Europe.
Eagle Owl (Bubo bubo), adult, in flight, calling, Germany, Europe Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-eagle-owl-bubo-bubo-adult-in-flight-calling-germany-europe-48743082.html
RMCR8C8A–Eagle Owl (Bubo bubo), adult, in flight, calling, Germany, Europe
Great Grey Owl / Bartkauz ( Strix nebulosa ) perched on a peace of wood on a clearing in the midst of boreal woods, exited, flapping wings, calling, E Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-image-great-grey-owl-bartkauz-strix-nebulosa-perched-on-a-peace-of-wood-168314182.html
RMKNRACP–Great Grey Owl / Bartkauz ( Strix nebulosa ) perched on a peace of wood on a clearing in the midst of boreal woods, exited, flapping wings, calling, E
Great horned owl in a forest / Owl with open beak / Owl calling / tiger owl Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/great-horned-owl-in-a-forest-owl-with-open-beak-owl-calling-tiger-owl-image181588563.html
RFMFC21R–Great horned owl in a forest / Owl with open beak / Owl calling / tiger owl
Juvenile long eared owl perched in a conifer tree Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/juvenile-long-eared-owl-perched-in-a-conifer-tree-image488230606.html
RF2KA8R3A–Juvenile long eared owl perched in a conifer tree
Young Long-eared Owl (Asio otus) piping for food. Europe Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-young-long-eared-owl-asio-otus-piping-for-food-europe-37721873.html
RMC5AAHN–Young Long-eared Owl (Asio otus) piping for food. Europe
Tawny owl (Strix aluco) perching on stump calling Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-tawny-owl-strix-aluco-perching-on-stump-calling-29666501.html
RMBM7BWW–Tawny owl (Strix aluco) perching on stump calling
Athene noctua - Little Owl perched atop a drystone wall calling Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-athene-noctua-little-owl-perched-atop-a-drystone-wall-calling-55462790.html
RMD66F9X–Athene noctua - Little Owl perched atop a drystone wall calling
Tawny owl (Strix aluco) perching on stump calling Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-tawny-owl-strix-aluco-perching-on-stump-calling-29961982.html
RMBMMTPP–Tawny owl (Strix aluco) perching on stump calling
Dwerguil zittend op tak en roepend; Eurasian Pygmy Owl perched on branch and calling Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/dwerguil-zittend-op-tak-en-roepend-eurasian-pygmy-owl-perched-on-branch-and-calling-image211559170.html
RMP859TJ–Dwerguil zittend op tak en roepend; Eurasian Pygmy Owl perched on branch and calling
Snowy Owl (Bubo scandiacus, Nyctea scandiaca) perched on ground, calling (captive-bred). Scotland, Great Britain. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-snowy-owl-bubo-scandiacus-nyctea-scandiaca-perched-on-ground-calling-38059791.html
RMC5WNJ7–Snowy Owl (Bubo scandiacus, Nyctea scandiaca) perched on ground, calling (captive-bred). Scotland, Great Britain.
Snowy Owl (Bubo scandiacus) calling, UK Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-snowy-owl-bubo-scandiacus-calling-uk-50811811.html
RFCXJJYF–Snowy Owl (Bubo scandiacus) calling, UK
Red-morph Eastern screech owl calling from his nest in tree at the blue hour in Canada Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/red-morph-eastern-screech-owl-calling-from-his-nest-in-tree-at-the-blue-hour-in-canada-image401332445.html
RF2E8X7HH–Red-morph Eastern screech owl calling from his nest in tree at the blue hour in Canada
Eurasian Eagle Owl (Bubo bubo) sitting on tree stump, calling. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-eurasian-eagle-owl-bubo-bubo-sitting-on-tree-stump-calling-96384786.html
RMFGPKNP–Eurasian Eagle Owl (Bubo bubo) sitting on tree stump, calling.
owl,sitting on the floor the head to side calling to the camera,full body,in captivity Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-owlsitting-on-the-floor-the-head-to-side-calling-to-the-camerafull-102113561.html
RMFX3JTW–owl,sitting on the floor the head to side calling to the camera,full body,in captivity
Snowy Owl (Nyctea scandiaca) perched on post and calling Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-snowy-owl-nyctea-scandiaca-perched-on-post-and-calling-21413586.html
RMB6RD6X–Snowy Owl (Nyctea scandiaca) perched on post and calling
Little Owl fledgling (Athene noctua) perched on stone wall and calling Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-little-owl-fledgling-athene-noctua-perched-on-stone-wall-and-calling-84958930.html
RMEX65YE–Little Owl fledgling (Athene noctua) perched on stone wall and calling
eagle owl sitting on a old tree stump calling Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-eagle-owl-sitting-on-a-old-tree-stump-calling-43710886.html
RMCF35K2–eagle owl sitting on a old tree stump calling
Great Grey Owl / Bartkauz ( Strix nebulosa ) perched on a peace of wood on a clearing in the midst of boreal woods, exited, flapping wings, calling, E Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/great-grey-owl-bartkauz-strix-nebulosa-perched-on-a-peace-of-wood-on-a-clearing-in-the-midst-of-boreal-woods-exited-flapping-wings-calling-e-image369061979.html
RM2CCC68Y–Great Grey Owl / Bartkauz ( Strix nebulosa ) perched on a peace of wood on a clearing in the midst of boreal woods, exited, flapping wings, calling, E
Juvenile long eared owl perched in a conifer tree Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/juvenile-long-eared-owl-perched-in-a-conifer-tree-image488230767.html
RF2KA8R93–Juvenile long eared owl perched in a conifer tree
Barn owl (Tyto alba), adult, calling, Germany, Europe Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-barn-owl-tyto-alba-adult-calling-germany-europe-48743719.html
RMCR8D33–Barn owl (Tyto alba), adult, calling, Germany, Europe
Little owl (Athene noctua) pair perched on old log while the male is calling. Lleida province, Catalunya, Spain. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/little-owl-athene-noctua-pair-perched-on-old-log-while-the-male-is-calling-lleida-province-catalunya-spain-image590630220.html
RF2W8WETC–Little owl (Athene noctua) pair perched on old log while the male is calling. Lleida province, Catalunya, Spain.
Eagle owl (Bubo bubo) calling, raised in captivity and newly released into the wild. Stockholm archipelago, Uppland, Sweden. September. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-eagle-owl-bubo-bubo-calling-raised-in-captivity-and-newly-released-137053759.html
RFHXY9D3–Eagle owl (Bubo bubo) calling, raised in captivity and newly released into the wild. Stockholm archipelago, Uppland, Sweden. September.
RMDW96KD–Eurasian Eagle Owl (Bubo bubo), young bird, calling, Eifel, Germany
Dwerguil zittend op tak en roepend; Eurasian Pygmy Owl perched on branch and calling Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/dwerguil-zittend-op-tak-en-roepend-eurasian-pygmy-owl-perched-on-branch-and-calling-image211559168.html
RMP859TG–Dwerguil zittend op tak en roepend; Eurasian Pygmy Owl perched on branch and calling
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