Tadorna ferruginea:

They are a kind of ducks & are similar to Goose.  It feathers are colorful has a short & strong beak. It has tall legs. So it can walk easier than  Anas platyrhynchos. These birds are light brown & have  Beak, breath & leg are black ( Feathers makes from white,black & green that makes it so wonderful). these birds (male) has black necklacebut female's head is white.

They live in sandy hail, rocks, old trees & walls. Usually they come to Iran in summers and live in North & South of Iran. The half of Iranian Tadorna ferruginea are migrant bird.