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The semipalmated sandpiper (Calidris pusilla) is a very small shorebird. ... This species is a rare but regular vagrant to western Europe. Although very numerous, ...
The western sandpiper (Calidris mauri) is a small shorebird. The genus name is from Ancient Greek kalidris or skalidris , a term used by Aristotle for some grey-coloured waterside birds. The specific mauri commemorates Italian botanist Ernesto Mauri (1791–1836).
The white wing band is distinctive in flight, both above and below. The willet is an inelegant and heavily built shorebird with a structure similar to that of the common redshank but being larger in size than the greater yellowlegs while resembling a godwit in flight with black primary coverts and primaries contrasting with a broad white band, white secondaries with a white rump and gray tail ...
Rock sandpiper: Calidris ptilocnemis (Coues, 1873) 91 Baird's sandpiper: Calidris bairdii (Coues, 1861) 92 Little stint: Calidris minuta (Leisler, 1812) 93 Least sandpiper: Calidris minutilla (Vieillot, 1819) 94 White-rumped sandpiper: Calidris fuscicollis (Vieillot, 1819) 95 Pectoral sandpiper: Calidris melanotos (Vieillot, 1819) 96 Western ...
Stilt sandpiper Calidris himantopus (A) Sanderling Calidris alba; Baird's sandpiper Calidris bairdii (A) Least sandpiper Calidris minutilla; White-rumped sandpiper Calidris fuscicollis (A) Buff-breasted sandpiper, Calidris subruficollis; Pectoral sandpiper Calidris melanotos (A) Semipalmated sandpiper Calidris pusilla (A) Western sandpiper ...
Calidris is a genus of Arctic-breeding, strongly migratory wading birds in the family Scolopacidae.These birds form huge mixed flocks on coasts and estuaries in winter. Migratory shorebirds are shown to have decline in reproductive traits because of temporal changes of their breeding seaso
Sandpipers range in size from the least sandpiper, at as little as 18 grams (0.040 pounds) and 11 cm (4.3 in) in length, to the Far Eastern curlew, at up to 66 cm (26 in) in length, and the Eurasian curlew, at up to 1.3 kg (2.9 lb).
It can be distinguished from the western sandpiper and the semipalmated sandpiper in all plumages by its combination of a fine bill tip, unwebbed toes, and longer primary projection. The breeding adult has an unstreaked orange breast, bordered with dark markings below, and a white V on its back.