Why birds' eyes can be blue, green, pink or orange. Among birds, eyes come in all sorts of colours – and it seems that this helps them compete for mating opportunities and intimidate rivals.

Among the birds of the world, it is usually the males who have the brightest feathers and the females who are the most drab, but why is this so?

It’s a crisp morning at the Botanic Garden near the Capitol, and I’m training my binoculars on a Carolina wren: a bulbous brown bird with a white streak above its eye. The wren skirts a tree trunk, ...

Birding is a great hobby that everyone can take part in, but most birders (myself included) tend to be drawn to the flashy or colorful species because they can be easier to identify, and they seem the ...

The bird is large and long-tailed, with a muted gray-brown breast, a white throat and grayish bill. Facial markings distinguish these birds from similar species: The area between its eyes and its ...

The bridled white-eye's plumage is otherwise yellow, and each bird has a yellowish-orange bill, legs, ... Little is known about the habitat needs of the Rota bridled white-eye. Birds have been ...