You might believe lions, wolves, or grizzly bears sit comfortably atop the food chain. Yet a growing body of research tells a ...

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.

Keystone species play an outsized role in the ecosystem, affecting the natural balance in ways that cannot easily be replaced.