Researchers conducted a global study of the factors that influence bird sounds, using more than 100,000 audio recordings from around the world. Birds make sounds to communicate, whether to find a ...

Researchers have made startling discoveries in recent years about a crow’s ability to communicate, solve problems, remember people, and use tools. What they’re discovering about crow brains is ...

Birds make sounds to communicate, whether to find a potential mate, ward off predators, or just sing for pleasure. But the conditions that contribute to the immense diversity of the sounds they make ...