The hybrid freshwater fish actually reproduces exclusively female clones, doing so for much longer than scientists thought ...

Almost a quarter of all freshwater species are threatened with extinction. The removal of human-made barriers from rivers, ...

The U.S. Fish and Wildlife Service is removing northeastern bulrush from the endangered species list, saying the rare plant ...

When most people imagine scientists discovering new species, they probably still picture an expedition into the unknown. A ...

The Amazon molly, an all-female fish, has defied evolutionary expectations by surviving for 100,000 years without males. This ...

Over the course of 13 expeditions and other efforts between mid-2025 and mid-2026, scientists found hundreds of previously ...

Global warming extinctions usually have people picturing the last polar bears or other furry critters disappearing.

From kudzu to emerald ash borers, invasive species threaten local ecosystems. Here is how you can help stop them.

Invasive species are not native to the U.S. and can therefore have notable implications on local ecosystems.

(Adds codes) By Tim Cocks June 3 (Reuters) - Wildlife experts found eight new species of dragonfly, three unknown ...

An international team of researchers has discovered 31 new species off the coast of Brazil in the South Atlantic Ocean using ...