Yellowstone National Park

Return Of Wolves To Yellowstone Has Benefitted Grizzly Bears, Research Finds — Berries Becoming Abundant Again Thanks To Return Of Wolf

The return of wolves to Yellowstone National Park is having an interesting — though not surprising — effect on the larger ecosystem, affecting everything from grizzly bears to elk to berry bushes, according to new research from Oregon State University and Washington State University. The new research has found that grizzlies are benefiting greatly from

Wolves' Return Revitalizes Yellowstone

Fifteen years after wolves were returned to Yellowstone National Park the health of the overall ecosystem is overwhelming and obvious. This is the observation made by scientists in a new report published in the journal Biological Conservation. For the first time in 70 years, the young aspen and willow trees are not being eaten before

Protecting Endangered Species from Congress

Of course, we here at the Sierra Club love animals. To help share that love, we put together this amazing slideshow of endangered animals in photos by Joel Sartore. Some are cuddly-looking, some, even I admit, are slimy — all deserve protection.

Loss of Predators Is Our Greatest Impact

“The loss of apex consumers is arguably humankind’s most pervasive influence on the natural world,” argue the authors of a new report published in the journal Science, which looked at the decline of large predators and other ‘apex consumers’ at the top of the food chain.

URGENT: Yellowstone Bison Face Imminent Slaughter

Following up on the story I wrote last week on North America’s endangered bison, here’s a full repost of an email I just received from the Defenders of Wildlife. All they wanted was some food. Now some of the last true, wild bison in America face slaughter simply for leaving Yellowstone National Park. These majestic

Bush to Remove Gray Wolf From Endangered Species List

Despite the news yesterday that the wolf population in Yellowstone has decreased 27%, the Bush administration said today that they will remove the gray wolf from the endangered species list in the Midwest and in the area surrounding Yellowstone National Park. [social_buttons] The Bush administration has tried to remove the wolves’ federal protections twice before,

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