With its bright golden mantle and jet-black body, it would be hard to mistake the yellow-headed blackbird for any other ...

Unlike birds whose plumage is mostly blue, the green coloring of a green bird’s feathers is the result of pigment, not a ...

Yellow-crowned night-herons are most often confused with wading birds like the closely related black-crowned night heron or rail species such as Limpkin, according to the Houston Audubon.

The blue eyes of some seabirds appear to turn black after they have had a bird flu infection. The colour change, seen in northern gannets (Morus bassanus), may give scientists a new way to track ...