Thomas Mangelsen / Timber Wolf (Canis lupus) with Elk (Cervus elaphus) herd in the distance, National Elk Refuge, Wyoming
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Tim Fitzharris / Timber Wolf (Canis lupus) portrait, Montana
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Jim Brandenburg / Timber Wolf (Canis lupus) juvenile sitting in the forest, Minnesota
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Jim Brandenburg / Timber Wolf (Canis lupus) juvenile in forest, Minnesota
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Jim Brandenburg / Timber Wolf (Canis lupus) pack feeding on deer carcass, Minnesota
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Jim Brandenburg / Timber Wolf (Canis lupus) asserting dominance as pack is feeding on White-tailed Deer (Odocoileus virginianus) carcass, Minnesota
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Jim Brandenburg / Timber Wolf (Canis lupus) pack feeding on White-tailed Deer (Odocoileus virginianus) carcass, Minnesota
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Jim Brandenburg / Timber Wolf (Canis lupus) curled up in the snow against the cold, Minnesota
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Jim Brandenburg / Timber Wolf (Canis lupus) hunting for American Beaver (Castor canadensis) in stream, Minnesota
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Jim Brandenburg / Timber Wolf (Canis lupus) walking across frozen lake, Minnesota
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Jim Brandenburg / Timber Wolf (Canis lupus) alpha male asserting dominance over another pack member at White-tailed Deer (Odocoileus virginianus) carcass, Minnesota
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Jim Brandenburg / Timber Wolf (Canis lupus) asserting dominance over pack member at kill, Minnesota
