The Huayuan biota fills a gap in the fossil record that has made it difficult to study recovery after the Sinsk event. With ...

A dozen fish pulled from a South African river sparked years of debate before being confirmed as a new species.

While conservation efforts have bolstered the populations of many species considered to be threatened in 2025, many animal and plant species continue to dwindle in number, with some even going extinct ...

Republican bills that would allow the endangered Mexican gray wolf to be killed and no longer be considered an endangered ...