Feather & Bird Encyclopedia
Search and identify feathers by species — with feather type, plumage, colours, size, habitat, and how to tell them apart in the field.

Mallard
The world's most familiar duck, identifiable from almost any single wing feather by its glossy blue speculum bordered in white, shared by both sexes.
waterfowl
Muscovy Duck
A large, heavily built duck; wild birds are glossy black-green with white wing patches, while the widely domesticated and feral forms show highly variable pied black-and-white plumage.
waterfowl
Mottled Duck
A non-migratory dabbling duck of Gulf Coast and Florida wetlands that looks much like a female Mallard, best told apart by its plain, unstreaked pale throat.
waterfowl
American Black Duck
A large, dark dabbling duck of eastern North America that resembles a female Mallard but is much darker overall, with a contrasting pale head and white underwings visible in flight.
waterfowl