The monarch butterfly is being considered as a candidate for the endangered species list. Here's how you can help.

Australia is a place of great natural beauty, home to many species found nowhere else on Earth. But it's also particularly ...

Grizzly bears, for example, are a subspecies of brown bear found in parts of North America. There are many different ...

Scientists must journey to remote islands in the middle of the Bering Sea, braving uncertain conditions, to reach the ...

As natural habitats are destroyed for human use and climate shifts force new migration and survival patterns, animals are ...

In alpha-gal syndrome, the immune system overreacts to a sugar known as galactose-α-1,3-galactose, or "alpha-gal" for short.

The battle over the health merits of various cooking fats has never really gotten below a simmer — but it’s starting to heat ...

The possession of feathers and other parts of native North American birds without a permit is banned by the Migratory Bird ...

President Trump’s zest for rapidly shrinking the government is triggering anxiety about conservation priorities that have ...

The Center for Biological Diversity claims that without Endangered Species Act protections, the amphibians could become ...