Shelduck (Tadorna tadorna)
Shelduck are the size of a small goose. They have a green head, a chestnut band on their breast, black wing markings and a bright red bill, which in males has a prominent knob during breeding season.
A common resident in the UK. During the winter populations are supplemented by birds migrating from mainland Europe.
They can mainly be found along the coast on estuaries, with very few venturing inland to lakes and gravel pits.
Call a hoarse k-k-k-k-krr, krr, krr.
Shelduck is on the Amber List for Birds of Conservation Concern.