Male Galápagos yellow warblers appear to be shifting their behavior and adjusting their calls in response to the din of ...

This striking plume of yellow is the fluorescing tail feathers of a male emperor bird-of-paradise (Paradisaea guilielmi). Birds-of-paradise are known for their bright colours and courtship displays.

Although other birds also produce yellow and red feathers, parrots evolved unique pigments, called psittacofulvins (from the ...

These are probably the best known and most frequently encountered wood warblers. Although variable, all yellow-rumped warblers possess a bright yellow rump, which is shared with only 2 other species.

The Paradise Tanager is a stunning bird with beautiful colours that is a true gem in the avian world. It comes from the rainforests of South America and showcases the beauty of nature. This bird has a ...