A reconstruction of the Jiangchuan biota, an assemblage of early animals represented by fossils from a newly discovered fossil site in China?s Yunnan Province dating to about 554 to 539 million years ...

A sweeping genetic study of over 150 species reveals that life’s move from water to land was not a single story, but a series ...

The most striking finds were fossils thought to be the oldest known deuterostomes — the broad biological group that includes ...

How and why the Cambrian explosion occurred has been the subject of debate ever since fossils of this remarkable event were ...

Scientists now believe consciousness is not exclusive to humans. Research suggests it evolved gradually in animals, allowing ...

A fossil bed in China containing animals up to 554 million years old suggests that we may have to reconsider the idea that ...

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 ...

Tiny structures found in ancient Canadian rocks could be the oldest traces of animal life ever identified, dating back nearly ...

Animals that adapt behaviorally may evolve physically more slowly, showing resilience rather than weakness in changing environments.