You might believe lions, wolves, or grizzly bears sit comfortably atop the food chain. Yet a growing body of research tells a ...

Conservationists in New Mexico are thrilled by a steadily improving otter population. According to KRQE News, most of the state's otters were lost in the early 1900s because of unregulated trapping ...

As congressional Republicans push to delist gray wolf and grizzly bear populations from Endangered Species Act protections, they now have an ally in the administration who has taken a skeptical view ...

After several years of efforts at controlling an invasive predator species, a rare shorebird called the curlew is making a comeback in the Orkney archipelago of Scotland, the BBC reported. The issue ...

In a rare find, a team of scientists in Egypt uncovered a nearly complete skull that offers insight into a not-before-discovered apex predator species that lived 30 million years ago. Published on ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Millions of years ...

Freed from the threat of invasive predators, Galapagos birds are performing astonishing feats of return and innovation – 200 ...

Keystone species play an outsized role in the ecosystem, affecting the natural balance in ways that cannot easily be replaced.