Connecting With Carnivores

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Most carnivores need larger areas to roam than plant-eating animals. Discovering their numbers and distribution over the landscape is the work of carnivore monitoring. Roger Christophersen from North Cascades National Park explains how park scientists monitor carnivores using hair snares, motion detection cameras, and DNA analysis.


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Galleries

The North Coast & Cascades Science Learning Network

Keywords

North Coast & Cascades Science Learning Network, food web

Credit

Courtesy of the National Park Service. For a large collection of audio and video podcast episodes on many classroom topics, visit the National Park Service on iTunes U.

Movie Number

3938