Animals often get labeled as either predators or prey. But in the wild, survival isn’t always a one-animal job. Some species form partnerships that help them find food, avoid danger, or raise young.

A new study suggests chimpanzees don't just perform self-care—in some cases, they look out for each other. Elodie Freymann Chimpanzees use medicinal plants to perform first aid on others, according to ...

A species of small rodents found across the Great Plains is working as nature's landscaper, creating underground networks that support about 170 different animals while helping grasslands thrive, ...

Cheetals and langurs in India’s forests cooperate to watch for predators. Langurs scan from treetops while cheetals detect threats in the undergrowth. Scientists call this mixed-species vigilance, ...

Superb starlings help care for the offspring of birds they are not related to. “To me, that sounds like friendship,” one scientist said. By Asher Elbein True friends, most people would agree, are ...