For almost two decades, scientists have debated whether sponges or comb jellies are the first animal lineage. Now some are ...

To understand the origins of multicelled life, researchers are studying a motley assortment of simpler animal relatives. The commonalities they’re unearthing offer a trove of clues about our mutual ...

Incidents that make us consider the relationship between humans and wild animals are happening all over Japan, from bear ...

Climate change has a wide range of effects on wildlife. It affects seasonal migration, reproduction times, body size and mass ...

Dogs are called man’s best friend, but they are also often friendly with other animals. To provide an apt example, an Instagram video shows how a Golden Retriever named Baker attracts all kinds of ...

A second Trump administration could alter the lives of all sorts of animals, whether they live in laboratories, zoos, fields or forests. By Emily Anthes and Catrin Einhorn President-elect Donald J.