Size: 20-25cm Habitat: Commonly found across Australia in ponds, lakes, swamps and dams. It feeds on freshwater crayfish and other aquatic life which it hunts by diving underwater to depths sometimes more than 10 feet.Notes: Head and neck dark grey, body greyish-brown yellow eye. When breeding head is black with chestnut stripes on side, yellow patch on base of bill. Breeds when conditions good. For more information on Australasian Grebe see references.