A new study reveals the surprisingly convergent evolution in the inner ear of mammals. An international research team led by ...

Millions of birds migrate every year to escape winter, but spending time in a warmer climate does not save them energy, ...

A little yellow-and-white bird that prefers to date its mates in an idyllic island lifestyle rather than fly to the mainland to mingle is an example ...

Humans have created devices to extend their senses, but many animals naturally possess advanced sensory abilities. Bats use ...

“Too much of the world, it seems, has come under human influence during a time when we’re not very good at working out how to ...

Avian flu in dairy cows could stick around on US farms forever, and is raising the risk of outbreaks in mammals—including ...

In a new book, a curator at England's Natural History Museum describes rare and interesting nests and eggs—from the house ...

Diversity in its complex shape among animals has long been thought ... which is the intrinsic capacity for adaptive evolution ...

Before you make your guess in the comment section, let’s take a look at some more modern examples. Looking at other flying vertebrates, like birds and bats, flapping is far more common than soaring.

But when an animal perceives a threat, its body is flooded with adrenaline, cortisol, and other hormones to bring their ...

Once blackbirds reached their warmer wintering areas, they did not seem to reduce their overall daily energy expenditure as ...