Fact Sheet
Walrus
Walrus, © Paul Nicklen / National Geographic Stock
Walrus, © Paul Nicklen / National Geographic Stock

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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.
Wood stork, © Yva Momatiuk and John Eastcott / Minden Pictures
In the Magazine
Taking a nose dive in the 1970s, the wood stork landed under Endangered Species Act protection when there was just a couple of thousand of the big birds left.
Salamander, © Todd Pierson
In the Magazine
On the heels of one of the worst droughts in U.S. history, scientists are questioning the future of a critter that crawls—and swims—under the radar in the streams of the Southeast.