The more their diet contains these substances the pinker they get. At the Gladys Porter Zoo, zookeepers often add carotenoid-rich substances to the flamingos' food. Flamingo Sizes - The tallest flamingo is the greater flamingo. It stands about 43-51 inches and weighs up to 7.7 pounds. The smallest flamingo is the lesser flamingo which stands about 31.5 inches and weighs only 5.5 pounds.
Males are slightly larger than females, weighing more and having longer wingspans.
The lesser flamingo populations are found in eastern, southwestern, and western Africa. A sizable population also nests in India. The James' flamingo is found in southern Peru, northeastern Chile, western Bolivia, and northwestern Argentina. Andean flamingos are found in southern Peru, north-central Chile, western Bolivia, and northwestern Argentina. Caribbean flamingos are limited to Yucatan, parts of the West Indies, Bahamas, Galapagos Islands, and northernmost tip of South America.