Early California butterfly enthusiast John A. Comstock was enchanted by the Hermes copper butterfly, describing it in 1927 as “a fascinating little sprite.” But even as far back as the '20s, it was ...

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RANGE: The San Bernardino Valley in Southern California's San Bernardino County and the San Jacinto River valley in Riverside County THREATS: Loss, degradation, and fragmentation of habitat due to ...

Ornamented in buff and pale feathers, the western snowy plover often goes unnoticed amongst the sand dunes it inhabits. Heedless of this shy, pocket-sized shorebird, developers have made the open ...

Despite its name, the fisher doesn't eat fish or live by the ocean. This shy, plush-furred member of the weasel family inhabits mature forests and munches on everything from birds to small mammals to ...

Wilson’s phalaropes are dainty shorebirds best known for their spectacular congregations at large salt lakes in the U.S. West, as well as for their clever feeding behavior and unusual mating system.

Plastic bags start out as fossil fuels and end up as deadly waste in landfills and the ocean. Birds often mistake shredded plastic bags for food, filling their stomachs with toxic debris. For hungry ...

A stealthy, cat-sized forest carnivore in the weasel family, the Humboldt marten (once/also called the coastal marten) is so rare that it was thought extinct until rediscovered in 1996. Now, due to ...

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 ...

Biden Administration Rejects Calls to Phase Out Oil, Gas on Public Lands by 2035 Center for Biological Diversity ...

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 ...

As the coming century of global warming threatens to accelerate the extinction crisis, we believe the highest and best use of public lands is to provide safe harbor for species by protecting the ...