Tree loss from bark-beetle infestation impacts elk habitat

Although elk typically adapt to forest disturbances such as forest fires and logging, a new Journal of Wildlife Management study found that during the summer, elk avoided areas with extensive tree mortality that has occurred ...

Hidden costs of disease to greater Yellowstone elk

For decades researchers have known that a bacterial disease in elk, bison and cattle in the Greater Yellowstone Ecosystem causes periodic abortions in these animals and chronic illness in humans drinking infected cow's milk. ...

Yellowstone's 'landscape of fear' not so scary after all

After wolves were reintroduced to Yellowstone National Park in the mid-1990s, some scientists thought the large predator reestablished a 'landscape of fear' that caused elk, the wolf's main prey, to avoid risky places where ...

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