Of bears and berries: Return of wolves aids grizzly bears in Yellowstone
A new study suggests that the return of wolves to Yellowstone National Park is beginning to bring back a key part of the diet of grizzly bears that has been missing for much of the past century – berries ...
Rare insect found only in glacier national park imperiled by melting glaciers
The persistence of an already rare aquatic insect, the western glacier stonefly, is being imperiled by the loss of glaciers and increased stream temperatures due to climate warming in mountain ecosystems, ...
Video from polar bear's neck cam shows life on ice
The first video of life on Arctic sea ice from a polar bear point of view has been released by the U.S. Geological Survey.
Study finds Emperor penguin in peril
An international team of scientists studying Emperor penguin populations across Antarctica finds the iconic animals in danger of dramatic declines by the end of the century due to climate change. Their study, ...
Invasive watersnakes introduced to California may pose risk to native species
Watersnakes, commonly seen in the lakes, rivers and streams of the eastern United States, are invading California waterways and may pose a threat to native and endangered species in the state, according to ...
US removes gray wolf from endangered list
The US government said Wednesday it is formally removing about 1,300 gray wolves in the Rocky Mountain region from the endangered species list, capping a legal battle that has dragged on for years.
Obama reverses Bush rule changes on endangered species
President Barack Obama on Tuesday restored rules requiring assessment by wildlife experts on the impact of government projects on endangered species, revoking the policy of the former Bush administration.
Believing in the pygmy bunny
Like the Easter Bunny, the Columbia Basin pygmy rabbit of Washington state may soon exist only in our imaginations. None have been seen in the wild since 2004. But a new breeding program is aiming to rebuild ...
Plan to delist gray wolf endangers other threatened species, researchers find
The federal government's proposal to discontinue protection for the gray wolf across the United States could have the unintended consequence of endangering other species, researchers say.
Research splits alligator snapping turtle, 'dinosaur of the turtle world,' into three species
The alligator snapping turtle is the largest river turtle in North America, weighing in at up to 200 pounds and living almost a century. Now researchers from Florida and the University of Vermont have discovered ...
California voters, lawmakers have no say in OK of major river diversion plan
It may be the most ambitious habitat restoration project ever conceived in the United States.
Panel issues report on gray wolf science
As the Endangered Species Act (ESA) celebrated its 40th anniversary at the end of 2013, its administrative agency, the U.S. Fish and Wildlife Service (USFWS), was mired in controversy. At issue was a proposal to remove the ...
Plan to protect weasel-like fisher cites pot risk
Citing the threat from rat poisons spread around illegal marijuana plantations, federal biologists are proposing Endangered Species Act protection for West Coast populations of the fisher, a larger cousin of the weasel.
First U.S. offshore wind energy project faces lawsuit
Environmental groups plan to file suit in federal district court Friday arguing that the nation's first offshore wind energy project, approved recently by Interior Secretary Ken Salazar, violates the Endangered Species Act.