Genus Aechmophorus

Clark's Grebe - Clark's Grebe is black-and-white, with a long, slender, swan-like neck. It ranges in size from 22–29 inches . Among its distinguishing features is its bill, which is slightly upturned and bright yellow, whereas the Western Grebe's bill is straight and greenish-yellow. It shows white around its eyes, whereas black appears around the eyes of the Western Grebe. The downy young are white, not gray.

Western grebe - This is the largest North American grebe 56-74 cm long. It is black-and-white, with a long, slender, swan-like neck and red eyes. It is easily confused with Clark's Grebe, which shares the same features, behavior and habitat, and hybrids are known.

Order : Podicipediformes
Family : Podicipedidae
Genus : Aechmophorus