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Yellowstone National Park Aerial photo of wolf pack in snow.
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Yellowstone National Park
L is for Longtail Weasel
A weasel crawls across boulders in a meadow.

 

 

Longtail Weasels have long slender bodies. They are related to minks and otters.

 

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Lake Trout Illustration

Did You Know?
Lake trout are an invasive species of fish that is decimating the native cutthroat trout population in Yellowstone Lake.

Last Updated: July 10, 2007 at 14:19 MST