Saturday, July 23, 2011

Tundra Swan Cygnus columbianus

All The Birds Of North America: Tundra Swan Cygnus columbianus

Tundra Swan Cygnus columbianus This smallest North American swan is a common sight in winter along the Pacific Coast. Formerly known as the Whistling Swan, this species breeds in the remote tundra areas of northern Alaska and arctic Canada, where it builds a moundlike nest of mosses. Lewis and Clark discovered this species in the course of their famous expedition; it is named for the Columbia River, where they first encountered it.

Identification 7-58". Large, white, with neck held straight up. Bill and feet black; bill usually has small yellow spot at base near eyes. Cygnet tinged with light grav-brown, has pinkish bill.

Tundra Swan Cygnus columbianus Voice A high, bugling wow-how-wow, more musical than honk of Canada Goose.

Tundra Swan Cygnus columbianus Habitat Tundra; marshes; bays and seashore areas in migration.

Range Breeds from พ. and N. Alaska to Baffin Island. Winters along coast from ร. Alaska to ร. California, and in parts of the Southwest; also on Atlantic Coast.

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