birds4kids.blogspot.com : Flamingo

NATURAL WORLD : BIRDS FLAMINGO Pink flames bursting across the sky and floating like clouds! You've just spotted a flock of flamingos in their pale blue serene habitat. These tall long legged birds wade gracefully in shallow waters. Once it stirs up the muddy bottom, it twists its long snake like neck and dips underwater holding its head upside down while it eats shrimps, plants and mollusks. The large strong black tipped beak has comb like structures on its sides to filter out waste materials and water. All flamingos are born white or grey but Greater flamingos like the one in the picture above are brilliantly coloured. They fly over long distances from icy regions in winter to warmer places around the tropics in search of food. Why are the feathers such a rich orange and pink? The colour comes from beta-carotene, which is a pigment found in the food they eat : algae, larvae and brine shrimp. As the chicks grow, the colour of their wings changes according to the food...