Hellbenders may not be pretty to everyone, but these strictly aquatic salamanders are as interesting as their awesome name implies — and they grow up to 2 feet long and sometimes top 4 pounds, making ...

Help support our cutting-edge work in the Population and Sustainability Program.

• Secured a seafood import ban to pressure Mexico to save critically endangered vaquita porpoises, with only around 10 individuals remaining. • Sought protection for leopards, giraffes, pangolins, ...

The northern long-eared bat — distinguishable from its close relatives, as one might presume, by its long ears — is a small bat associated with mature, interior forest environments. Unlike most other ...

Three vital provisions give the Act its teeth. It’s “citizen-suit” provision lets public-interest groups and individuals petition and sue sluggish federal agencies to make sure the Act protects ...

DESCRIPTION: The Delta smelt is a small fish, less than 3 inches in length for most adults. It’s nearly translucent, with a steely-blue sheen on the sides. HABITAT: Delta smelt can tolerate a wide ...

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 ...

This 2-foot-long, black-masked member of the weasel family once occurred in central grasslands and basins from southern Canada to Texas but is now one of the most endangered mammals in North America.

DESCRIPTION: Loggerhead sea turtles are named for their large heads, which contain powerful jaws and a thick beak. An adult loggerhead's top shell is slightly heart-shaped with a reddish-brown color; ...

Plastic fills our dumps, homes and oceans. Plastic pollution takes a huge toll on wildlife: More than 700 species, including sea turtles, fish and whales, eat plastic or get tangled up in it. Plastic ...

Just as nature inspires art, art inspires actions to defend wild places and the wild creatures that live in them. With this in mind, the Center for Biological Diversity's Endangered Species Mural ...

It's simple: We work to secure a future for endangered species, and your contributions make our work possible. Whether you give annually or every month, your membership gift provides vital life ...