Few relationships in the natural world are as layered and quietly remarkable as the one between dogs and people. Dogs have ...

A long-shared history links humans and dogs, a relationship that began more than 15,000 years ago when early wolves sought food and shelter near human settlements and gradually adapted to life ...

Plants and animals have evolved all sorts of ways to make themselves more appealing to potential mates—including colorful feet, flamboyant feathers, complex mating dances and sexual deception. Many ...