pied-billed grebe

from The American Heritage® Dictionary of the English Language, 5th Edition.

• noun A small brown diving bird (Podilymbus podiceps)with a short heavy bill that inhabits freshwater ponds and marshes and is widespread throughout the Americas.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

• noun American grebe having a black-banded whitish bill