The species, Acinonyx pleistocaenicus, roamed Eurasia from around 1.3 million to 500,000 years ago.

At a more extreme scenario of 4.3 degrees of warming, nearly 15% of species would be imperiled. And at 5.4 degrees of warming, 29.7% of species could die out.

While species are still going extinct at alarming rates, success stories like this prove that with proper protection and habitat preservation, nature shows incredible resilience.

An update to the International Union for Conservation of Nature's Red List of Threatened Species has declared 31 animal and plant species extinct. That total includes the lost shark, listed as ...

The species, including birds, mussels and a bat, have been moved off the threatened and endangered list. They join 650 other species that have gone extinct in the U.S.

Multiple species, including birds, a bat, and several different mussels, have now been moved to the extinct list of animals, the U.S. Fish and Wildlife Service announced this week.

Extinction isn't a relic of humanity's more barbaric past. It's happening now. In 2023, U.S. scientists declared 21 species officially extinct. Included on the shameful list are birds, mussels ...

De-extinction, the science of resurrecting extinct species, is progressing in leaps and bounds. Here are six creatures that researchers could bring back to life — and one they've already revived.

Nearly two dozen endangered species are now classified as extinct by the Fish and Wildlife Service in the latest conservation "wake-up call." The agency announced that 21 species will be delisted ...