Joel Sartore Joel Sartore

National Geographic Photographer and Speaker

Keyword: Yellowstone National Park

Photo: A wild gray wolf passes by a bison in Yellowstone National Park's Lamar Valley.

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A wild gray wolf passes by a bison in Yellowstone National Park’s Lamar Valley.

Photo: A wild gray wolf makes its way through the snow in Yellowstone National Park's Lamar Valley.

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A wild gray wolf makes its way through the snow in Yellowstone National Park’s Lamar Valley. (Chief Joseph Pack.)

Photo: Members of a wild wolf pack greet each other in Yellowstone National Park.

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Members of a wild wolf pack greet each other in Yellowstone National Park. (Nez Perce Pack)

Photo: Members of the Rose Creek Pack in Yellowstone National Park's Lamar Valley

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Members of the Rose Creek Pack in Yellowstone National Park’s Lamar Valley

Photo: Members of the Rose Creek Pack in Yellowstone National Park's Lamar Valley

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Members of the Rose Creek Pack in Yellowstone National Park’s Lamar Valley

Photo: Members of the Rose Creek Pack in Yellowstone National Park's Lamar Valley.

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Members of the Rose Creek Pack in Yellowstone National Park’s Lamar Valley.

Photo: Members of the Rose Creek Pack in Yellowstone National Park's Lamar Valley

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Members of the Rose Creek Pack in Yellowstone National Park’s Lamar Valley

Photo: A wild gray wolf in Yellowstone National Park's Lamar Valley.

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A wild gray wolf in Yellowstone National Park’s Lamar Valley. (Rose Creek Pack)

Photo: A pack of wild gray wolves make their way through the snow in Yellowstone National Park's Lamar Valley.

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A pack of wild gray wolves make their way through the snow in Yellowstone National Park’s Lamar Valley. (Druid Peak Pack)

Photo: Wild gray wolf in Yellowstone National Park's Fountain Flats area.

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Wild gray wolf in Yellowstone National Park’s Fountain Flats area. (Nez Perce Pack.)

Photo: Wild gray wolves (Members of the Druid Peak Pack) prey on elk in Yellowstone National Park's Lamar Valley.

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Wild gray wolves (Members of the Druid Peak Pack) prey on elk in Yellowstone National Park’s Lamar Valley.

Photo: Wild gray wolves (members of the Rose Creek pack) in Yellowstone National Park's Lamar Valley.

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Wild gray wolves (members of the Rose Creek pack) in Yellowstone National Park’s Lamar Valley.

Photo: Wild gray wolf in Yellowstone National Park's Lamar Valley.(Chief Joseph Pack)

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Wild gray wolf in Yellowstone National Park’s Lamar Valley.(Chief Joseph Pack)

Photo: Wild gray wolves in Yellowstone National Park.

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Wild gray wolves in Yellowstone National Park. (Druid Peak Pack)

Photo: Wild gray wolves (members of the Druid Peak pack) in Yellowstone National Park's Lamar Valley.

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Wild gray wolves (members of the Druid Peak pack) in Yellowstone National Park’s Lamar Valley.

Photo: A wild gray wolf in Yellowstone's Lamar Valley.

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A wild gray wolf in Yellowstone’s Lamar Valley. (Nez Perce pack.)

Photo: Wild gray wolf in Yellowstone National Park.

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Wild gray wolf in Yellowstone National Park. (Nez Perce Pack.)

Photo: When wolves were re-introduced into Yellowstone National Park, elk knew exactly what to do when hunted -- seek safety in numbers.

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When wolves were re-introduced into Yellowstone National Park, elk knew exactly what to do when hunted — seek safety in numbers. (Druid Peak pack)

Photo: When wolves were re-introduced into Yellowstone National Park, elk knew exactly what to do when hunted -- seek safety in numbers.

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When wolves were re-introduced into Yellowstone National Park, elk knew exactly what to do when hunted — seek safety in numbers. (Druid Peak Pack.)

Photo: A wild gray wolf has a morning stretch in Yellowstone's Lamar Valley.

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A wild gray wolf has a morning stretch in Yellowstone’s Lamar Valley. (Member of the Nez Perce pack.)

Photo: A wild gray wolf stretches out on a misty morning in Yellowstone's Lamar Valley.

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A wild gray wolf stretches out on a misty morning in Yellowstone’s Lamar Valley. (Nez Perce Pack)

Photo: A wild gray wolf in Yellowstone's Lamar Valley.

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A wild gray wolf in Yellowstone’s Lamar Valley. (Member of the Nez Perce pack.)

Photo: A wild gray wolf in Yellowstone's Lamar Valley.

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A wild gray wolf in Yellowstone’s Lamar Valley. (Member of the Nez Perce pack.)

Photo: A wild gray wolf in Yellowstone's Lamar Valley.

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A wild gray wolf in Yellowstone’s Lamar Valley. (Member of the Nez Perce pack.)

Photo: Wild gray wolves howl in Yellowstone's Lamar Valley.

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Wild gray wolves howl in Yellowstone’s Lamar Valley. (Members of the Chief Joseph pack.)

Photo: A wild gray wolf in Yellowstone National Park's Lamar Valley.

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A wild gray wolf in Yellowstone National Park’s Lamar Valley.

Photo: A wild gray wolf in Yellowstone's Lamar Valley.

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A wild gray wolf in Yellowstone’s Lamar Valley. (Member of the Chief Joseph pack.)

Photo: Members of the Rose Creek Pack in Yellowstone's Lamar Valley.

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Members of the Rose Creek Pack in Yellowstone’s Lamar Valley.

Photo: A wild gray wolf (member of the Druid Peak pack) silhouetted at sunset, in Yellowstone National Park.

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A wild gray wolf (member of the Druid Peak pack) silhouetted at sunset, in Yellowstone National Park.

Photo: Wild wolves signal each other by howling in Yellowstone's Lamar Valley.

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Wild wolves signal each other by howling in Yellowstone’s Lamar Valley. (Chief Joseph pack)

Photo: A wild gray wolf in Yellowstone National Park's Lamar Valley.

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A wild gray wolf in Yellowstone National Park’s Lamar Valley.

Photo: Scenic from the Fountain Flats area of Yellowstone NationalPark.

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Scenic from the Fountain Flats area of Yellowstone NationalPark.

Photo: Scenic from Yellowstone National Park's Fountain Flats area.

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Scenic from Yellowstone National Park’s Fountain Flats area.

Photo: Julie Jensen Director of Marketing | WVC O: 866.800.7326 | D: 702.443.9249 | E: j.jensen@wvc.org

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