This is a bird

Mallard Duck

a green head and white-ringed neck and it is the source of the domestic ducks.

Turkey Vulture

its red, featherless head resembles that of the Wild Turkey

pelican

The seabirds which has long beak and hooked.

Feathers

the soft, light covering of a bird

Thrasher

It beak is long and curved with brown feather.

hook

a split with a sharp bend

Beak

bird's mouth

Costa's Hummingbird

small and colorful birds

Emperor penguin

tallest of all penguins