When white light strikes a blue feather, the keratin pattern causes red and yellow wavelengths to cancel ... on many different branches of the bird family tree, especially in males.

Nature’s natural colors can be breathtaking. Tropical birds are famous for their brightly colored feathers, and many fish ...

where conservation efforts are underway to protect it Macaws are large, colorful parrots with blue, red, and yellow feathers.

blue, yellow feathers, Scarlet Macaw is one of most striking birds in the Amazon rainforest. This parrot's radiant colors help it blend into the vibrant canopy The Mandarin Duck is a symbol of ...