USGS: Science Topics: bears

Science Topics

Bears

Large wild mammals of the family Ursidae. Includes black and brown (grizzly) bears and polar bears.

Subtopics:
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Results 1 - 4 of 4 listed by similarity [list alphabetically]

Grizzly bear and black bear ecology [New Window]: Summaries of research projects on black bear and grizzly ecology and ecosystems supporting the populations and bibliography of related publications.
Interagency Grizzly Bear Study Team (IGBST) [New Window]: Description of research program for immediate and long-term management of grizzly bears (Ursus arctos horribilis) inhabiting the Greater Yellowstone Ecosystem. Includes links to reports in PDF format and cooperating organizations.
Monitoring grizzly bear populations using DNA [New Window]: Description of project monitoring the status of Greater Glacier National Park Area's grizzly bear and black bear populations using genetic techniques on DNA from bear hair or scats without handling bears, with photos and discussion of methods.
Polar Bear research at the Alaska Science Center [New Window]: Ecological studies of polar bears including population dynamics, dependence on sea ice, and tracking methods.

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U.S. Department of the Interior | U.S. Geological Survey
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