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Calidris
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purple sandpiper
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Sea otter (Enhydra lutris), also called great sea otter, rare, completely marine otter of the northern Pacific, usually found in kelp beds. Floats on back. Looks like sea otter laughing. saltwater otters
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purple sandpiper
purple sandpiper Purple sandpiper (Calidris maritima).

Calidris

bird genus
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Article History

Calidris, bird genus in the family Scolopacidae (order Charadriiformes), which includes the shorebirds known as dunlin, knot, and sanderling (qq.v.). Some sandpipers are also classified as Calidris (see sandpiper).

This article was most recently revised and updated by Amy Tikkanen.