Indian Spot-billed Duck

(Image Source: Wikipedia)

Kingdom: Animalia

Phylum: Chordata

Class: Aves

Order: Anseriformes

Family: Anatidae

Genus: Anas

Species: A. poecilorhyncha

A large greyish-brown duck with a diagnostic yellow-tipped black bill and a red spot at the base of the bill (missing in certain subspecies). In-flight, note the green panel in the wing that is bordered in white.