Greater Flamingo
Greater flamingo Size and Weight: The heaviest and tallest flamingo is the greater flamingo, which stands at 3.9 to 4.7 feet tall and weighs 4.6 to 9 pounds. The shortest and lightest flamingo is the lesser flamingo, which stands at 2.6 to 2.9 feet and weighs 3.3 to 4.4 pounds. Their wingspans range from 3.3 to 5 feet.