The Purple Grenadier is a colorful Eastern African bird with bright red eye spots and deep violet-blue feathers. This beautiful hummingbird, found in Central and South American rainforests, boasts ...

A hummingbird chick in Panama mimics a poisonous caterpillar to avoid predators—a rare case of bird-to-insect mimicry. When ...

After ruling out diet, scientists discover the secret behind blue feathers lies inside how the feathers are made. Gavriel Jecan / Corbis For decades, scientists have known how birds with yellow or ...

Here is a list of the most colourful birds in the world. The scarlet macaw is a large parrot species. It can grow 32 inches long and weigh up to 2.2 pounds. Mainly red in color, it also has blue wings ...

Male birds have shimmering blue and green feathers, while females tend to sport low-key green plumage. The tropical rainforest is a dangerous place for small birds, said Falk, who’s also a researcher ...

The yellow, red, orange, and brown birds of the world assume their hues because of a pigment embedded in the keratin matrix of feathers. But blue feathers ... a river until a small fish flicks ...