Yellowstone National Park, Wyoming
1997
Joel Sartore

"'[Yellowstone] has become the best place in the world for observing wolves,' [according to David Mech, a federal wolf expert]. Mech would know. He has watched Canis lupus around the globe and recently started an intensive study in the park's northern range."

(Photograph shot on assignment for, but not published in, "The Return of the Gray Wolf," May 1998, National Geographic magazine)

(Text adapted from "Return of the Gray Wolf," May 1998, National Geographic magazine)

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