Learn how to distinguish a Cassin’s finch from other finch look-alikes. Find out what these western finches eat and where to ...

Sometimes the most common things are extraordinarily beautiful, especially if we just slow down and really take a look. The ...

That’s an excellent question and the answer falls into the “It depends” category. We hear birds singing loudly in the spring, ...

The key genes change the chemical structure of the pigment molecule through the actions of an enzyme which adds just one atom ...

The attractive house finch is one of the more common and recognizable ... Male: the breast, rump, and front of the head are typically red, but the color can vary to orange or occasionally yellow.

Common and hoary redpolls are 2 closely related finches ... first-year birds resemble an adult female, but they tend to be buffier. Juvenile: brown and streaked, it acquires the red cap in the ...

It’s that time of year again. Fall migration is essentially over and, while we’ll miss most of the colorful bird species we ...

They drink the blood of larger birds, such as the Nazca and red-footed boobies, to supplement their diet when food is scarce ...

With winter setting in there’s no better time to set up a bird feeder — or several — and enjoy watching the bright red ...

Wolf Island, in the Galápagos, is remote and rarely visited. But this volcanic island is home to an unusual group of birds: vampire ground finches. Photographer Thomas P Peschak had the rare ...