President Trump has already begun to introduce changes that weaken the Endangered Species Act, a cornerstone of U.S. conservation law.

In an unusually protracted oral argument, the three-judge panel of the U.S. Court of Appeals for the District of Columbia ...

Do you have a question about the Endangered Species Act? Let us know via [email protected]. Newsweek is committed to journalism that's factual and fair.

A federal judge has given the U.S. Fish and Wildlife Service three more years to determine whether the common hippopotamus ...

This endangered cetacean is not only the smallest porpoise species, but the most rare. Where there were once thousands of vaquitas swimming in the sea, today there may only be about 10 individuals ...

Habitat loss is the biggest threat to endangered species in Massachusetts, according to wildlife experts. A new interactive map allows residents to see which threatened or endangered species might ...

It is also an endangered species that is consistently ... have been discovered in Arizona, leading to questions about conservation for the species. Conservation dogs have been working to sniff ...

Mexican long-nosed bats have been identified in southeastern Arizona through citizen scientist efforts and innovative DNA technology.

The trade of endangered long-tailed macaques (Macaca fascicularis) from Cambodia should be suspended, according to ...