This octopus behavior might look funny at first glance, but it reveals how evolution solves complex problems in unexpected ways.

Grooves carved deep into a limestone cliff above Italy’s Adriatic coast have triggered renewed interest in the region’s ...

The fact that primates other than humans engage in homosexual behavior is well-documented. A recent study in Nature Ecology & ...

A new study documents the complex interactions between cougars and gray wolves in Yellowstone National Park and finds their ...

Terrorist attacks, whether by individuals or groups, are usually followed by attempts to explain the rationale and causes behind them. The core reasons, ...

Fishing duo Cole & Jay test underwater snake behavior during a creek experiment.

Crows are no match for a larger predator like a hawk. So why is their mobbing behavior not met with an attack?

Same-sex behavior is widespread in primates and may help strengthen social bonds and improve survival under challenging ...

More than 59 different primate species have been observed participating in some kind of same-sex behaviors, making it extremely common.

On a remote Alaskan island, gray wolves are rewriting the rulebook by hunting sea otters — a behavior few scientists ever expected to see. Researchers are now uncovering how these coastal wolves ...

Q. Why don't hawks fight back when crows mob them? They seem almost indifferent to the attacks, like one I saw yesterday. He ...

As the sun rises over the Kalahari Desert, meerkat groups emerge from their burrows and gather closely, turning their bodies ...