In house mice, the pay-off of mating with multiple males depends especially on the quality of food available to mothers ...

Many animals do something that still surprises researchers: females often mate with more than one male. This ...

In Southern California, it's coyote breeding season. Here's what you need to know about it and what precautions you should be ...

The natural world is full of animals that seem to defy logic, blurring the line between reality and imagination. Some look ...

Each palm-size owl caught is a rush, not only because it is an encounter in the dark with pure wildness. Saw-whets are one of ...

Have I got the mobile office loadout for you. Minimalist gear might be fashionable, but it's often just a sly code-word for ...

A mouse scurries up to six chestnuts. Three look healthy. Three have exit holes where moth larvae ate the insides before they ...

Genes that protect the body against infection during youth can do harm in old age, according to a study 1 in mice. The ...

Discover the bizarre facts and fiction about the Virginia opossum's incredible symmetrical reproductive system.

Scientists are taking a multipronged approach to tackle this dangerous carrier of dengue, yellow fever and other noxious ...

Humans and mice share persistent brain-activity patterns in response to adverse sensory experience, scientists find, opening a window to our emotions and, perhaps, neuropsychiatric disorders. We don't ...