Caribou appear to keep up with warming Arctic

Despite recent changes to the growing season for plants in the Arctic, Alaska, caribou appear to have remained in sync with these changes over the last 30 years.

Canada caribou and monarch butterfly "endangered": experts

Canada's caribou population has reached "all-time low" levels, particularly in the eastern Arctic, where the animal was classified as endangered Monday along with the monarch butterfly, according to a committee of scientific ...

Alaska biologists research mystery of declining caribou herd

The size of a large caribou herd in Alaska's Arctic region has dropped by more 50 percent over the last three years, and researchers who have tentatively ruled out hunting and predation as significant factors for the decline ...

Scientists resurrect 700-year-old viruses

(Phys.org) —Eric Delwart of the Blood Systems Research Institute in San Francisco and colleagues have found two 700-year-old viral sequences in frozen caribou dung in an arctic ice patch. The researchers isolated part of ...

Alaska refuge proposes killing invasive caribou

Federal wildlife officials are considering deadly measures to keep an Alaska big game animal introduced more than 50 years ago to a remote island in the Aleutians from expanding its range.

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