Sometimes an animal long thought to be extinct reappears decades or centuries later, shocking scientists! Join Hank Green for a look at seven species that we thought were gone forever... but are back ...

Decades of evidence link foxes and feral cats with extinctions of Australian mammals. Claims these introduced predators ...

Prototaxites are something of a prehistoric mystery. They were the first giant organisms on land, towering over ancient ...

Oregon State University researchers have painted a clearer picture of the coastal marten, a secretive, ferret-sized forest ...

A massive ice age wiped out ocean life 445 million years ago, reshaping ecosystems and setting the stage for jawed fish ...

This year, at least six animal and insect species moved to the Extinct category of the IUCN Red List of Threatened Species Kelli Bender is the Pets Editor at PEOPLE. She has been working at PEOPLE ...

The Earth officially lost at least six species this year, according to the IUCN Red List of Threatened Species. The list — an inventory of the global conservation status and extinction risk of ...

Back in 1999, the BBC’s Walking with Dinosaurs series spawned a new format: wildlife “documentaries” featuring long-extinct animals. I’m a big fan of this genre, and Prehistoric Planet: Ice Age, made ...

In most narratives, the story of evolution is the story of organisms emerging from the ocean and eventually populating the land. But for some species that evolution also involved a return trip. Dozens ...

A fish species thought to be extinct has suddenly been found in a small pond in Bolivia. The rare seasonal killifish, Moema claudiae, has not been recorded in the wild for more than 20 years and its ...

The Dumb Truth at the Heart of the Epstein Scandal BBC apologizes to Trump over editing blunder, rejects defamation claim Tuna recall sparks highest consumer risk warning I Was A Happily Married ...