A new study suggests humans belong in an elite “league of monogamy,” ranking closer to beavers and meerkats than to chimpanzees. By comparing full and half siblings across species and human cultures, ...

Animal survival depends on effective attack and defense strategies, yet how these behaviors arise remains unclear. Addressing ...

Pangolins have one of the strangest tongues on Earth, stretching deep inside the body to reach ants far underground.

Most amphibians die when exposed to salt — except the crab-eating frog, which thrives with it. Here’s how it rewrote the ...

The light-sensitive tissue of birds’ eyes is not supplied with oxygen by blood vessels – instead, it powers itself with a ...

Researchers documented the activity of neurons that shape directional navigation as bats explored a remote island off the ...