The Center’s Population and Sustainability program addresses the impacts on wildlife and the environment that are caused by human population pressure and destructive consumption and production. We ...

With sumptuous, fleshy lips and a bulbous, protruding forehead, the humphead wrasse is an unforgettable fish. This enormous, colorful coral-reef dweller is slow to reproduce, making it vulnerable to ...

Because of its unique hodgepodge of geologic features, Alabama probably has the most diverse aquatic fauna in the country, with more fishes, snails, mussels, crayfishes, and turtles than any other ...

DESCRIPTION: Steelhead can reach up to 35 pounds in weight, though average size on the central California coast is generally smaller. Steelhead are usually dark olive in color, shading to silvery ...

Our planet now faces a global extinction crisis never witnessed by humankind. Scientists predict that more than 1 million species are on track for extinction in the coming decades. But there’s still ...

The Sonoyta mud turtle has evolved as an aquatic species in one of the driest parts of the Sonoran Desert. With webbed feet and an innate ability to swim, this turtle depends heavily on what little ...

Hellbenders may not be pretty, but these strictly aquatic salamanders are as interesting as their awesome name implies — and they can grow up to two feet long, which makes them the largest North ...

For every county in the United States, the map below shows information on all the animals and plants protected under the U.S. Endangered Species Act as threatened or endangered. To see the number of ...

El ÚNICO jaguar salvaje que se conoce en los Estados Unidos es un macho que fue capturado en video recientemente vagando por las montañas de Santa Rita en las afueras de Tucson, Arizona. El vídeo de ...

Extinction is the most serious, irreversible impact humans have on the planet. And right now, we're in the middle of the sixth mass extinction event in the planet's 4.5 billion-year history. But ...

In America the Northeast is where the sun first rises. This region — stretching from Pennsylvania to Maine — was also among the earliest in our country to be settled by European colonists. It was once ...

An analysis of oil and gas pipeline safety in the United States reveals a troubling history of spills, contamination, injuries and deaths. This time-lapse video shows pipeline incidents from 1986 to ...