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For the first time in decades, wolves again chase elk through the Lamar Valley of Yellowstone. The reintroduction of wolves has been a great success, drawing a new generation of visitors to the park.

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A lion feeds on a cow carcass in Queen Elizabeth National Park.

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A lion feeds on a cow carcass in Queen Elizabeth National Park.

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A remote camera captures a leopard and a cape buffalo carcass.

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A USFWS employee, stands over a calf that was killed by a wolf pack near Red Deer, MT. Wolves very seldom kill cattle. Defenders of Wildlife actually reimburses ranchers for any cattle loss to wolves in Montana.

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A calf that was killed by a wolf pack near Red Deer, MT. Wolves very seldom kill cattle. Defenders of Wildlife actually reimburses ranchers for any cattle loss to wolves in Montana.

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A USFWS employee, stands over a calf that was killed by a wolf pack near Red Deer, MT. Wolves very seldom kill cattle. Defenders of Wildlife actually reimburses ranchers for any cattle loss to wolves in Montana.

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Egrets and wood storks feed as a caiman drifts past in the marshes of Brazil’s Pantanal, along the northern Transpantaniera Highway.

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A captive wolf at the International Wolf Center near Ely, MN, defends a road-killed deer carcass from the other members of its pack.

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A wild gray wolf and carcass in Yellowstone National Park.

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Wolves chasing elk in the wild in Yellowstone National Park.

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Wolves chasing elk in the wild in Yellowstone National Park.

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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)

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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. Here the Druid Peak Pack chases elk.

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

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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.)

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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)

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A jabiru stork eats a piranha in the Pantanal, one of the world’s largest wetlands, in Brazil.

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An anaconda kills a great egret in a flooded field in the Brazilian Pantanal, the world’s largest freshwater marsh.

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A grizzly bear forages alongside bighorn sheep in Glacier National Park.

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A coyote in Yellowstone National Park’s Lamar Valley carries off its prey.

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The remains of an elk killed by wild gray wolves in Yellowstone National Park’s Lamar Valley.

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The remains of an elk killed by wild gray wolves in Yellowstone National Park.

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

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