A grizzly bear visiting one of the wire hair snag stations. A remote camera was set up to monitor hair snag locations and observe bear behavior. Barbed wire hair snags were used to collect hair samples from grizzly bears throughout the Crown of the Continent Ecosystem as part of the (Northern Divide Grizzly Bear Project. This project used this technique in conjunction with statistical models to estimate the number of grizzly bears inhabiting the ecosystem, which includes Glacier National Park. DNA was extracted from from bear hair collected along survey routes and from systematically positio


A grizzly bear visiting one of the wire hair snag stations. A remote camera was set up to monitor hair snag locations and observe bear behavior. Barbed wire hair snags were used to collect hair samples from grizzly bears throughout the Crown of the Continent Ecosystem as part of the (Northern Divide Grizzly Bear Project. This project used this technique in conjunction with statistical models to estimate the number of grizzly bears inhabiting the ecosystem, which includes Glacier National Park. DNA was extracted from from bear hair collected along survey routes and from systematically positioned hair snag stations. As a result of this project, and after collecting and analyzing a staggering , hair samples, it was estimated that grizzly bears make their home in the Northern Continental Divide Ecosystem. hair snare (Northern Divide Grizzly Bear Project).


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Photo credit: © Natural History Archive / Alamy / Afripics
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Keywords: america, american, bear, conservation, country, glacier, grizzly, history, land, lands, montana, national, natural, nature, nps, park, parks, preserve, public, research, science, service, usa, usgs, widlife, wilderness