The fossils offer a rare glimpse into a cataclysmic event that brought a sudden end to the greatest explosion of life in our ...

An extinct snail found in a Bermuda alleyway led to biologists breeding 100,000 and releasing them back into the wild—and they're thriving.

Declared extinct for over a century, a lone giant tortoise has resurfaced on a remote volcanic island, raising urgent ...

Less than a year ago, United States company Colossal Biosciences announced it had “resurrected” the dire wolf, a ...

Just when you think you have a good idea of the mammals that live in North America, another one appears and forces you to ...

Two ancient wolf pups found entombed in Siberian permafrost more than a decade ago are revealing new stories, thanks to rich DNA clues preserved inside their bodies. In a first, researchers found a ...

Scientists from Oregon State University looked at coastal martens in the town of Klamath for three months ...

Earth looked much different not just millions, but even decades and centuries ago. Many animal species that once existed are nowhere to be found. From human activity to climate change, new animals ...

The coastal marten is about the size of a ferret and lives in heavily wooded forests.

With reports of 200 or more species going extinct each day, it can seem like an uphill battle to keep vulnerable populations ...

Fossils unearthed from the cavern provide a "missing volume" in New Zealand’s natural history, say researchers.