The Caribbean flamingo (Phoenicopterus ruber) is a large species of flamingo closely related to the greater flamingo and Chilean flamingo. It is also known as the American flamingo since it is the only flamingo that naturally inhabits North America. The American flamingo is a large wading bird with reddish-pink plumage. Adult American flamingos are smaller on average than greater flamingos. They measure 120-145 cm (47-57 in) tall. The males weigh an average of 2.8 kg (6.2 lb), while females average 2.2 kg (4.9 lb). Most of its plumage is pink, the wing coverts are red, and the primary and secondary flight feathers are black. The bill is pink and white with an extensive black tip. The legs are entirely pink.