Birdy, it's cold outside. But don't worry. Here's why birds' feet and feathers don't freeze in winter weather.

Despite being evolved to endure the winter cold, birds can still use some help from us to stay warm. Songbirds do get cold feet when winter hits. The surface temperature of their toes might be barely ...

All bird feet are not the same. One size does not fit all. Different birds have different jobs in this world, and their feet, one of the main tools for the work they do, have evolved to fit the task.

The adult bald eagle dropped to eye height and cruised across the rocky point, made a remarkable U-turn and immediately plunged its legs into the water, rising quickly with a small fish. No hesitation ...

Introduction Have you ever wondered how different species animals can survive—and thrive—in all sorts of environments, even when the animals seem closely related? For example, polar bears swim in the ...

When it comes to feet, the earliest-known bird species had more in common with Velociraptors than cardinals. Modern bird feet have a hind toe that points backward and helps the birds perch on branches ...

Why do some birds hop while others walk or run? Ever notice that? Sparrows hop. Crows walk. Sparrows are small and crows are big. Small birds, particularly songbirds, have short legs. Hopping is the ...