The rare dancing grouse of the Southwest, called the lesser prairie chicken, is known for the males' elaborate calls and showy displays of reddish-orange air sacs while they perform mating dances on ...

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 ...

Read a statement from 30 scientists, doctors and public-health experts from Harvard, Cornell, Rutgers and other universities about the "overwhelming evidence for the toxic effects of lead in humans ...

DESCRIPTION: Savannah elephants are the larger of the two African elephant species. They also have thicker, more curved tusks, more triangulated ears, and differently shaped skulls. Both elephant ...

Critical habitat is key to the survival of endangered species. In fact, a study by the Center found, plants and animals with federally protected critical habitat are more than twice as likely to be ...

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 ...

A program known as “Wildlife Services,” a unit of the U.S. Department of Agriculture, has long operated secretively for a reason: Its actions are incredibly brutal and inhumane to animals, from ...

DESCRIPTION: Adult Santa Ana suckers average three inches in length and have dark-grey, blotchy backs with silvery-white undersides. Their large lips and small mouths enable them to suck algae and ...

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 vast majority of western dry forests are at risk of large, high-intensity fire because of the effects of poor forest management over the past century. The primary factors that lead to current ...

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 ...

The Miami tiger beetle — a diminutive, iridescent native of Florida — was first discovered and described in the 1930s. But after its discovery, it wasn't seen again for six decades, when it was found ...