There are dozens of birds in the National Zoo's American flamingo flock, some of whom have been living in the Birds exhibit since 1965.
Native to the tropical lowland forests of South and Central America, king vultures are the most striking of New World vultures.
Native to the dense and hilly jungles of India, the peafowl are large and powerful birds that spend much of their time on the ground searching for food.
Redhead ducks can be found in the wetlands area of the Birds exhibit.
Unlike other seabirds, cormorants do not have waterproofing oils and spend much of their time drying their wings.
The roseate spoonbill is a large wading bird with pink plumage and a distinctive spatulate bill.