Q. I get different answers on the Internet when I ask what is the rarest animal in the world. What’s the correct answer?

A new study on climate adaptation in the Pacific pocket mouse—North America's most endangered mouse has been published in ...

As lawmakers in the U.S. House of Representatives return this week from a spring recess, one decision they're expected to ...

The emperor penguin has been declared an endangered species as climate change​ pushes the icon of Antarctica a step closer to ...

As the NH State Wildlife Action Plan enters its second decade, the need to protect local species from climate change, pollution and habitat destruction continues. These eight species and others facing ...

Discover 25 rare species scientists only recently confirmed exist, from deep-sea isopods to new anacondas. Explore Earth's ...

Of particular significance was the rediscovery of Schiedea menziesii, one of Hawai‘i’s rarest native plants, previously known ...

These discoveries are a reminder that Lāna‘i still holds incredible natural resources, even in places that are difficult to ...

The Endangered Species Act was overridden by a rare “God Squad” vote, allowing expanded oil drilling in the Gulf of Mexico despite threats to the critically endangered Rice’s whale.

Nicknamed the "God Squad" by groups who say it can decide a species' fate, the government's Endangered Species Committee ...