Wolverine
© Anna Yu / iStockphoto
Wolverine, © Ken Curtis

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Wolverine, © Ken Curtis
In the Magazine
Scientists estimate only about 250 to 300 of these bear-cub-sized hunter-scavengers now roam the lower 48 states, primarily in increasingly isolated mountain strongholds in Idaho, Montana (which still allows trapping), Oregon, Washington and Wyoming.
Polar Bear, © Paul Nicklen / National Geographic Stock
Conservation Issue
Climate change is now one of the leading threats to wildlife. Find out what Defenders is doing to help animals around the country survive in a warming planet.
Wolverine, © Kevin Curtis
Fact Sheet
Called "skunk bear" by the Blackfeet Indians, the wolverine is the largest terrestrial member of the weasel family. It has a broad head, small eyes and short rounded ears.