Add Yahoo as a preferred source to see more of our stories on Google. Animal nervous systems may lose their adaptive edge with climate change. PM Images/DigitalVision via Getty Images Human-driven ...

Some animals follow patterns that baffle even the sharpest researchers. Whales beach themselves in mass numbers. Goats topple ...

In the natural world -- where predators pounce, prey flee, and group members feed and sleep in solidarity -- animal behavior is glorious in its variety. Now, new research suggests there may be an ...

Animals often rely on instincts and strategies that look shocking to human eyes. These behaviors can involve unusual hunting methods, unsettling defenses, or ways of surviving that seem harsh by our ...

Inequality is not unique to human groups and societies. Individuals with relatively little power possess a variety of ...

A tiger walks the same worn groove along the edge of its exhibit, like a broken record. A parrot methodically plucks out its own feathers until bare skin shows through. To a casual visitor, these can ...

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. Animals mating with the same sex is a common trait, having evolved so ...

Many people, including researchers and people who are simply interested in animal behavior, have written off queer sexual behavior in nonhuman animals for any number of reasons, including that it is ...

Add Yahoo as a preferred source to see more of our stories on Google. A goat with an arrow wound nibbles the medicinal herb dittany. O. Dapper, CC BY When a wild orangutan in Sumatra recently suffered ...

Science has treated same-sex sexual behavior as an “evolutionary conundrum” because it (generally) doesn’t help animals to reproduce, thus ensuring that their genes get passed down and their species ...