The next time you go wild swimming, whether in a lake, river or sea, you are probably sharing the water with one of your tiniest, yet closest relatives. Subscribe to our newsletter for the latest ...

Evolution difference, animal adaptation, and climate influence are major factors that explain why animals from the Northern and Southern Hemispheres look, behave, and survive differently. Each ...

Tracks left by some of the earliest complex animals are giving new insights into how they experienced the world. New research ...

When the environment changes dramatically, animals from mollusks to crows can make big changes in their behavior that enable them to survive. For example, marmots and ground squirrels in California ...

Scientists have peered inside the skull of a 380-million-year-old Antarctic fish that was closely related to the first animals to walk on land, revealing surprising clues about how life began its move ...