Gray Plover (Pluvialis squatarola) feeding in a mudflat on the coast of Ecuador. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-gray-plover-pluvialis-squatarola-feeding-in-a-mudflat-on-the-coast-26826272.html
RFBFJ154–Gray Plover (Pluvialis squatarola) feeding in a mudflat on the coast of Ecuador.
Vliegende Zilverplevier; Grey Plover (Pluvialis squatarola) in flight Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-vliegende-zilverplevier-grey-plover-pluvialis-squatarola-in-flight-177568273.html
RMM8TX41–Vliegende Zilverplevier; Grey Plover (Pluvialis squatarola) in flight
Grey Plover pluvialis squatarola in winter plumage standing by tidal estuary Norfolk UK December Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-grey-plover-pluvialis-squatarola-in-winter-plumage-standing-by-tidal-21659727.html
RMB76K5K–Grey Plover pluvialis squatarola in winter plumage standing by tidal estuary Norfolk UK December
Grey plover, Pluvialis squatarola by water, USA Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-grey-plover-pluvialis-squatarola-by-water-usa-124298119.html
RMH667EF–Grey plover, Pluvialis squatarola by water, USA
Grey Plover, Pluvialis squatarola with a kill in its mouth, Akshi Beach, Alibag, Maharashtra, India Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/grey-plover-pluvialis-squatarola-with-a-kill-in-its-mouth-akshi-beach-alibag-maharashtra-india-image434383364.html
RF2G6KTBG–Grey Plover, Pluvialis squatarola with a kill in its mouth, Akshi Beach, Alibag, Maharashtra, India
Grey Plover (Pluvialis squatarola) at spring, Europe Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-grey-plover-pluvialis-squatarola-at-spring-europe-43957563.html
RMCFEC8Y–Grey Plover (Pluvialis squatarola) at spring, Europe
Grey Plover Pluvialis squatarola), standing on the shore together with Sandwich Terns Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-grey-plover-pluvialis-squatarola-standing-on-the-shore-together-with-133762047.html
RMHNHARY–Grey Plover Pluvialis squatarola), standing on the shore together with Sandwich Terns
Black-bellied plover (Pluvialis squatarola ) flying over the ocean, Galveston, Texas, USA. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-black-bellied-plover-pluvialis-squatarola-flying-over-the-ocean-galveston-102413612.html
RMFXH9H0–Black-bellied plover (Pluvialis squatarola ) flying over the ocean, Galveston, Texas, USA.
Gray plover or Black bellied plover, Florida/ (Pluvialis squatarola) Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-gray-plover-or-black-bellied-plover-florida-pluvialis-squatarola-111585763.html
RMGDF4NR–Gray plover or Black bellied plover, Florida/ (Pluvialis squatarola)
Black-bellied plover (Pluvialis squatarola) standing in tall grass, Fort de Soto, Florida, United States Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-black-bellied-plover-pluvialis-squatarola-standing-in-tall-grass-fort-104609192.html
RFG25A2G–Black-bellied plover (Pluvialis squatarola) standing in tall grass, Fort de Soto, Florida, United States
Single Grey Plover Pluvialis squatarola side profile standing in shallow brackish pool Burnham Overy Staithe Norfolk Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-single-grey-plover-pluvialis-squatarola-side-profile-standing-in-shallow-81339669.html
RMEM99G5–Single Grey Plover Pluvialis squatarola side profile standing in shallow brackish pool Burnham Overy Staithe Norfolk
Grey Plover (Pluvialis squatarola) in winter plumage, Sanibel Island, Florida, United States Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/grey-plover-pluvialis-squatarola-in-winter-plumage-sanibel-island-image60836246.html
RMDEY972–Grey Plover (Pluvialis squatarola) in winter plumage, Sanibel Island, Florida, United States
Grey Plover (Pluvialis squatarola) on the shoreline Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-grey-plover-pluvialis-squatarola-on-the-shoreline-21420961.html
RMB6RPJ9–Grey Plover (Pluvialis squatarola) on the shoreline
Black bellied Plover (Pluvialis squatarola) Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-black-bellied-plover-pluvialis-squatarola-47287457.html
Pluvialis squatarola landing on pole. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-pluvialis-squatarola-landing-on-pole-132358023.html
Blackbellied Plover (Pluvialis squatarola) perched on the tundra in Nome, Alaska. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-blackbellied-plover-pluvialis-squatarola-perched-on-the-tundra-in-91735142.html
RFF96W32–Blackbellied Plover (Pluvialis squatarola) perched on the tundra in Nome, Alaska.
Vliegende Zilverplevier; Grey Plover (Pluvialis squatarola) in flight Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-vliegende-zilverplevier-grey-plover-pluvialis-squatarola-in-flight-177568272.html
RMM8TX40–Vliegende Zilverplevier; Grey Plover (Pluvialis squatarola) in flight
Grey Plover pluvialis squatarola in winter plumage standing by tidal estuary Norfolk UK December Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-grey-plover-pluvialis-squatarola-in-winter-plumage-standing-by-tidal-21659733.html
RMB76K5W–Grey Plover pluvialis squatarola in winter plumage standing by tidal estuary Norfolk UK December
Grey plover Pluvialis squatarola New York USA summer Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-grey-plover-pluvialis-squatarola-new-york-usa-summer-19365641.html
RMB3E521–Grey plover Pluvialis squatarola New York USA summer
Grey Plover (Pluvialis squatarola) at spring, Europe Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-grey-plover-pluvialis-squatarola-at-spring-europe-43957338.html
RMCFEC0X–Grey Plover (Pluvialis squatarola) at spring, Europe
Grey Plover (Pluvialis squatarola), side view of an adult stretching its wings, Campania, Italy Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/grey-plover-pluvialis-squatarola-side-view-of-an-adult-stretching-its-wings-campania-italy-image573544565.html
RM2T935XD–Grey Plover (Pluvialis squatarola), side view of an adult stretching its wings, Campania, Italy
Black-bellied, or grey plover (Pluvialis squatarola) takin off at the ocean beach, Galveston, Texas, USA. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-black-bellied-or-grey-plover-pluvialis-squatarola-takin-off-at-the-103933934.html
RMG12GP6–Black-bellied, or grey plover (Pluvialis squatarola) takin off at the ocean beach, Galveston, Texas, USA.
Black-bellied Plover (Pluvialis squatarola) flying, Long Island, New York Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/black-bellied-plover-pluvialis-squatarola-flying-long-island-new-york-image388613790.html
RM2DG6TRX–Black-bellied Plover (Pluvialis squatarola) flying, Long Island, New York
Grey Plover (Pluvialis squatarola) in winter plumage, Sanibel Island, Florida, United States Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/grey-plover-pluvialis-squatarola-in-winter-plumage-sanibel-island-image60836245.html
RMDEY971–Grey Plover (Pluvialis squatarola) in winter plumage, Sanibel Island, Florida, United States
Blackbellied Plover (Pluvialis squatarola) perched on the tundra in Nome, Alaska. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-blackbellied-plover-pluvialis-squatarola-perched-on-the-tundra-in-91735143.html
RFF96W33–Blackbellied Plover (Pluvialis squatarola) perched on the tundra in Nome, Alaska.
Gray plover, (Pluvialis squatarola), with winter plumage resting on a rock. Spain Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/gray-plover-pluvialis-squatarola-with-winter-plumage-resting-on-a-rock-spain-image260923394.html
RFW4E2CJ–Gray plover, (Pluvialis squatarola), with winter plumage resting on a rock. Spain
Grey plover Pluvialis squatarola New York USA summer Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-grey-plover-pluvialis-squatarola-new-york-usa-summer-19363958.html
RMB3E2WX–Grey plover Pluvialis squatarola New York USA summer
Black-bellied Plover (Pluvialis squatarola) standing on sand near beach grass Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-black-bellied-plover-pluvialis-squatarola-standing-on-sand-near-beach-31659636.html
RMBRE658–Black-bellied Plover (Pluvialis squatarola) standing on sand near beach grass
grey plover (Pluvialis squatarola), standing at the beach in winter plumage, USA, Florida, Lower Keys Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-grey-plover-pluvialis-squatarola-standing-at-the-beach-in-winter-plumage-58092010.html
RMDAE8XJ–grey plover (Pluvialis squatarola), standing at the beach in winter plumage, USA, Florida, Lower Keys
Grey Plover (Pluvialis squatarola), side view of an adult stretching its wings, Campania, Italy Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/grey-plover-pluvialis-squatarola-side-view-of-an-adult-stretching-its-wings-campania-italy-image573544555.html
RM2T935X3–Grey Plover (Pluvialis squatarola), side view of an adult stretching its wings, Campania, Italy
Black-bellied, or grey plover (Pluvialis squatarola) takin off at the ocean beach, Galveston, Texas, USA. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-black-bellied-or-grey-plover-pluvialis-squatarola-takin-off-at-the-103933933.html
RMG12GP5–Black-bellied, or grey plover (Pluvialis squatarola) takin off at the ocean beach, Galveston, Texas, USA.
Grey plover (Pluvialis squatarola), group of birds on the seashore at Farlington Marshes nature reserve, a sandy estuary in Hampshire, England, UK Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/grey-plover-pluvialis-squatarola-group-of-birds-on-the-seashore-at-farlington-marshes-nature-reserve-a-sandy-estuary-in-hampshire-england-uk-image566333522.html
RM2RWAM56–Grey plover (Pluvialis squatarola), group of birds on the seashore at Farlington Marshes nature reserve, a sandy estuary in Hampshire, England, UK
Grey plover / black-bellied plover (Pluvialis squatarola) in non-breeding plumage landing on beach in autumn Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/grey-plover-black-bellied-plover-pluvialis-squatarola-in-non-breeding-plumage-landing-on-beach-in-autumn-image402187810.html
RM2EA96JA–Grey plover / black-bellied plover (Pluvialis squatarola) in non-breeding plumage landing on beach in autumn
Grey Plover (Pluvialis squatarola) on a beach Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-grey-plover-pluvialis-squatarola-on-a-beach-21463137.html
RMB6WMCH–Grey Plover (Pluvialis squatarola) on a beach
Black bellied Plover (Pluvialis squatarola) winter plumage Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-black-bellied-plover-pluvialis-squatarola-winter-plumage-39334925.html
RFWFPBE8–Black-bellied Plover (Pluvialis squatarola), Nome, Alaska, Arctic Tundra, USA
Grey Plover (Pluvialis squatarola) in flight Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-grey-plover-pluvialis-squatarola-in-flight-73722082.html
RFE7X97E–Grey Plover (Pluvialis squatarola) in flight
Blackbellied Plover (Pluvialis squatarola) perched on the tundra in Nome, Alaska. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-blackbellied-plover-pluvialis-squatarola-perched-on-the-tundra-in-91735138.html
RFF96W2X–Blackbellied Plover (Pluvialis squatarola) perched on the tundra in Nome, Alaska.
Grey plover Pluvialis squatarola New Jersey USA winter Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-grey-plover-pluvialis-squatarola-new-jersey-usa-winter-16033829.html
RMAREXBJ–Grey plover Pluvialis squatarola New Jersey USA winter
GREY PLOVER (Pluvialis squatarola) stood on an estuary shore, Scotland, UK. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/grey-plover-pluvialis-squatarola-stood-on-an-estuary-shore-scotland-uk-image384730702.html
RM2D9WYX6–GREY PLOVER (Pluvialis squatarola) stood on an estuary shore, Scotland, UK.
Grey Plover Pluvialis squatarola in non breeding plumage Morston Norfolk winter Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-grey-plover-pluvialis-squatarola-in-non-breeding-plumage-morston-norfolk-72582175.html
RME62B8F–Grey Plover Pluvialis squatarola in non breeding plumage Morston Norfolk winter
Grey Plover (Pluvialis squatarola), side view of an adult stretching its wings, Campania, Italy Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/grey-plover-pluvialis-squatarola-side-view-of-an-adult-stretching-its-wings-campania-italy-image573544538.html
RM2T935WE–Grey Plover (Pluvialis squatarola), side view of an adult stretching its wings, Campania, Italy
Black-bellied plover (Pluvialis squatarola) flying over the ocean during the spring migration, galveston, Texas, USA. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/black-bellied-plover-pluvialis-squatarola-flying-over-the-ocean-during-the-spring-migration-galveston-texas-usa-image604162299.html
RM2X2WY4Y–Black-bellied plover (Pluvialis squatarola) flying over the ocean during the spring migration, galveston, Texas, USA.
Gray plover or Black bellied plover, Florida/ (Pluvialis squatarola) Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-gray-plover-or-black-bellied-plover-florida-pluvialis-squatarola-111585760.html
RMGDF4NM–Gray plover or Black bellied plover, Florida/ (Pluvialis squatarola)
Black-bellied Plover (Pluvialis squatarola) in winter plumage on the beach Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/black-bellied-plover-pluvialis-squatarola-in-winter-plumage-on-the-beach-image478081353.html
RM2JNPDJ1–Black-bellied Plover (Pluvialis squatarola) in winter plumage on the beach
Grey plover / black-bellied plover (Pluvialis squatarola) in non-breeding plumage foraging on the beach in autumn Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/grey-plover-black-bellied-plover-pluvialis-squatarola-in-non-breeding-plumage-foraging-on-the-beach-in-autumn-image402187786.html
RM2EA96HE–Grey plover / black-bellied plover (Pluvialis squatarola) in non-breeding plumage foraging on the beach in autumn
Black-bellied Plover (Pluvialis squatarola) standing on a muddy beach at the tide line Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-black-bellied-plover-pluvialis-squatarola-standing-on-a-muddy-beach-23865032.html
RMBAR42G–Black-bellied Plover (Pluvialis squatarola) standing on a muddy beach at the tide line
Black bellied Plover (Pluvialis squatarola) in winter plumage Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-black-bellied-plover-pluvialis-squatarola-in-winter-plumage-39689208.html
RMC8FYYM–Black bellied Plover (Pluvialis squatarola) in winter plumage
RFWFPBGA–Black-bellied Plover (Pluvialis squatarola), Nome, Alaska, Arctic Tundra, USA
Grey Plover (Pluvialis squatarola), transition plumage from summer plumage to winter plumage Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-grey-plover-pluvialis-squatarola-transition-plumage-from-summer-plumage-170547373.html
RFKWD2WH–Grey Plover (Pluvialis squatarola), transition plumage from summer plumage to winter plumage
Blackbellied Plover (Pluvialis squatarola) perched on the tundra in Nome, Alaska. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-blackbellied-plover-pluvialis-squatarola-perched-on-the-tundra-in-91735141.html
RFF96W31–Blackbellied Plover (Pluvialis squatarola) perched on the tundra in Nome, Alaska.
Grey plover Pluvialis squatarola New Jersey USA winter also known as black-bellied plover Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-grey-plover-pluvialis-squatarola-new-jersey-usa-winter-also-known-15999992.html
RMARB9KN–Grey plover Pluvialis squatarola New Jersey USA winter also known as black-bellied plover
Grey Plover Pluvialis squatarola feeding on foreshore Florida Gulf Coast USA Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-grey-plover-pluvialis-squatarola-feeding-on-foreshore-florida-gulf-82015452.html
RMENC3F8–Grey Plover Pluvialis squatarola feeding on foreshore Florida Gulf Coast USA
A group of Grey Plovers (Pluvialis squatarola) flying over the sea. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/a-group-of-grey-plovers-pluvialis-squatarola-flying-over-the-sea-image575671504.html
RF2TCG2TG–A group of Grey Plovers (Pluvialis squatarola) flying over the sea.
Black-bellied Plover (Grey Plover) Pluvialis squatarola non breeding plumage Florida February USA Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/black-bellied-plover-grey-plover-pluvialis-squatarola-non-breeding-image150039605.html
RMJM2W19–Black-bellied Plover (Grey Plover) Pluvialis squatarola non breeding plumage Florida February USA
Grey Plover (Pluvialis squatarola), front view of an adult in flight, Campania, Italy Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/grey-plover-pluvialis-squatarola-front-view-of-an-adult-in-flight-campania-italy-image573544499.html
RM2T935T3–Grey Plover (Pluvialis squatarola), front view of an adult in flight, Campania, Italy
Black-bellied plover (Pluvialis squatarola) flying over the ocean coast during the spring migration, Galveston, Texas, USA. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/black-bellied-plover-pluvialis-squatarola-flying-over-the-ocean-coast-during-the-spring-migration-galveston-texas-usa-image604162458.html
RM2X2WYAJ–Black-bellied plover (Pluvialis squatarola) flying over the ocean coast during the spring migration, Galveston, Texas, USA.
Gray plover or Black bellied plover, Florida/ (Pluvialis squatarola) Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-gray-plover-or-black-bellied-plover-florida-pluvialis-squatarola-111585764.html
RMGDF4NT–Gray plover or Black bellied plover, Florida/ (Pluvialis squatarola)
Black-bellied Plover (Pluvialis squatarola) in winter plumage on the beach Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/black-bellied-plover-pluvialis-squatarola-in-winter-plumage-on-the-beach-image224726862.html
RMR1H5BA–Black-bellied Plover (Pluvialis squatarola) in winter plumage on the beach
Grey plover / black-bellied plover (Pluvialis squatarola) in non-breeding plumage foraging on the beach in autumn Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/grey-plover-black-bellied-plover-pluvialis-squatarola-in-non-breeding-plumage-foraging-on-the-beach-in-autumn-image402187781.html
RM2EA96H9–Grey plover / black-bellied plover (Pluvialis squatarola) in non-breeding plumage foraging on the beach in autumn
Grey plover (Pluvialis squatarola) in sweden in fall. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/grey-plover-pluvialis-squatarola-in-sweden-in-fall-image362397123.html
RF2C1GH6B–Grey plover (Pluvialis squatarola) in sweden in fall.
Black bellied Plover (Pluvialis squatarola) in winter plumage Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-black-bellied-plover-pluvialis-squatarola-in-winter-plumage-41260795.html
RMCB3GFR–Black bellied Plover (Pluvialis squatarola) in winter plumage
The grey plover or black-bellied plover (Pluvialis squatarola). Shorebirds, waders, Italy. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/the-grey-plover-or-black-bellied-plover-pluvialis-squatarola-shorebirds-waders-italy-image498399448.html
Grey Plover (Pluvialis squatarola), transition plumage from summer plumage to winter plumage Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-grey-plover-pluvialis-squatarola-transition-plumage-from-summer-plumage-170547374.html
RFKWD2WJ–Grey Plover (Pluvialis squatarola), transition plumage from summer plumage to winter plumage
Blackbellied Plover (Pluvialis squatarola) perched on the tundra in Nome, Alaska. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-blackbellied-plover-pluvialis-squatarola-perched-on-the-tundra-in-91735151.html
RFF96W3B–Blackbellied Plover (Pluvialis squatarola) perched on the tundra in Nome, Alaska.
Grey plover Pluvialis squatarola New Jersey USA winter also known as black-bellied plover Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-grey-plover-pluvialis-squatarola-new-jersey-usa-winter-also-known-16000037.html
RMARB9RJ–Grey plover Pluvialis squatarola New Jersey USA winter also known as black-bellied plover