The resilient mountain lion goes by many names: puma, cougar, panther, catamount and even “ghost cat.” Over the past century in California, it has survived habitat loss and government-sponsored ...

Known for their 6-foot-long necks, distinctive patterning and long eyelashes, giraffes have always captured the human imagination. These amazing African animals have the highest blood pressure among ...

The Clean Air Act has protected the air we breathe for four decades. By curbing air pollution it has saved many thousands of human lives and improved public health, all while saving money and ...

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

The Center is taking a leadership role in applying law to the greatest environmental crisis of our time — an integrated approach to solving the climate crisis through global warming law. For years, we ...

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 ...

DESCRIPTION: The Bay checkerspot is a medium-sized butterfly with a wingspan of a little more than two inches. The top surfaces of its wings have black bands along all the veins that sharply contrast ...

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 ...

At the Center for Biological Diversity, we believe that the welfare of human beings is deeply linked to nature — to the existence in our world of a vast diversity of wild animals and plants. Because ...

Plastic accumulating in our oceans and on our beaches has become a global crisis. Billions of pounds of plastic can be found in swirling convergences that make up about 40 percent of the world's ocean ...

A slumbering Arctic fox in winter will wrap its long, bushy tail around its body for added warmth. Its feet are covered in dense fur to insulate against the cold and provide traction on the ice.

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 ...