The millions of species humans share the world with are valuable in their own right. When one species is lost, it has a ...

For a long time, the prevailing theory was that dinosaurs were already in decline before the Chicxulub asteroid struck Earth ...

Quick Take Sudan, the last male northern white rhino, died, underscoring extinction and the emotional toll on caretakers.

The Christmas Island shrew, a species of cone snail (Conus lugubris), the slender-billed curlew, and three Australian mammals ...

Most closely related to dugongs, it was discovered in 1741 by biologist Georg Wilhelm Steller, after the expedition to North ...

Great whites are one of more than 20 Mediterranean shark species protected under international law, meaning it is illegal to ...

As the Arctic warms and sea ice disappears, polar bears are being pushed into conditions they have never faced before. Their ...

Extinction is rarely a moment. It is a process that unfolds offstage, marked by missed sightings, thinning records, and the ...

BREVARD COUNTY, Fla. - North Atlantic right whales were spotted off the coast of Brevard near Canova Park on Wednesday. There ...

Great white sharks are at risk of extinction in the Mediterranean Sea, which is among the most heavily exploited fisheries on ...

A new study on African penguins links food shortages and fishing to adult survival losses, raising the risk of extinction.

A spectacular fossil trove on the Arctic island of Spitsbergen shows that marine life made a stunning comeback after Earth’s ...