Photograph of three male zebra finches (Taeniopygia castanotis). In this study, more than 4,000 human participants from around the world were presented with pairs of animal sounds from 16 different ...

Nature’s own sonar system, echolocation occurs when an animal emits a sound wave that bounces off an object, returning an ...

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 ...