Size The greater flamingo is the tallest flamingo, standing 20 to 150 cm (47-59 in.) and weighing up to kg lbs.). Males reach full size between one-and-a-half and two years. Male flamingos are slightly larger than females

Size

The greater flamingo is the tallest flamingo, standing 120 to 150 cm (47-59 in.) and weighing up to 3.5 kg (7.7 lbs.).

Males reach full size between one-and-a-half and two years.

Male flamingos are slightly larger than females, weighing more and having longer wingspans; The wingspan of flamingos ranges from 95 to 100 cm (37-39 in.)

Coloration

Feather color varies with species, ranging from pale pink to crimson or vermilion.

• 
  Caribbean flamingos have the brightest coloration: crimson or vermilion.
  
• 
  The Chilean flamingo is pale pink.
  

Male and female flamingo coloration is the same.

Newly-hatched chicks are gray or white.

Juveniles are grayish, taking approximately one to two years to obtain full adult coloration.

Parents may lose some of their pink coloration while raising young.

Coloration of a flamingo's legs and feet varies according to species - from yellow to orange or pink-red. The Andean flamingo is the only species that has yellow legs and feet.