Calidris

Calidris
Red knot, Calidris canutus. Calidris s.str. are stout birds with bold pattern in breeding plumage
Scientific classification
Kingdom:	Animalia
Phylum:	Chordata
Class:	Aves
Order:	Charadriiformes
Family:	Scolopacidae
Genus:	Calidris

Calidris is a genus of Arctic-breeding, strongly migratory wading birds. The genus name is from Ancient Greek kalidris or skalidris, a term used by Aristotle for some grey-coloured waterside birds.

This genus is closely related to other calidrids.

These birds form huge mixed flocks on coasts and estuaries in winter. They are the typical "sandpipers", small to medium-sized, long-winged and relatively short-billed.

Their bills have sensitive tips which contain numerous corpuscles of Herbst. This enables the birds to locate buried prey items, which they typically seek with restless running and probing.

The species, according to the 2015 I.O.C. assessment, are as follows:

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