From bald eagles to grizzly bears, many iconic American species at risk of extinction have bounced back thanks to the Endangered Species Act, commonly known as the ESA. But the ac ...

Explore 25 of the rarest animals in the world, from the vaquita to the Amur leopard. Learn about their critical status, why ...

Leonardo DiCaprio's Re:wild and the Bezos Earth Fund have launched the Phoenix Species Project, an initiative dedicated to ...

Regulatory changes to reinterpret the Endangered Species Act also demand that the U.S. Fish and Wildlife Service consider the economic toll of habitat protection.

The Interior Department’s Fish and Wildlife Service revised regulations implementing the Endangered Species Act. Conservationists warn the changes could put vulnerable species at greater risk.

For 20 years, photographer Joel Sartore has been documenting animals through his Photo Ark project, which has now reached its ...

Lake Thunderbird State Park held a class over the weekend to educate community members on protecting local endangered species. The Endangered Species class focused on protecting endangered species ...

Anyone walking through the Tarumã neighborhood in Curitiba (the capital of the state of Paraná, Brazil) today may find it difficult to imagine the area as it was in the past. Between the buildings, ...

A polar bear stood outside the Department of the Interior’s headquarters in Washington, D.C., Thursday with a message: “Stop Trump’s Extinction Plan.” The sign-carrying Arctic creature—actually an ...

The Center for Biological Diversity has distributed more than 20,000 free Endangered Species Condoms so far this year to ...