Arctic Animal Pictures

An Arctic wolf stands on a rock in a habitat at the Lakota Wolf Preserve in Columbia, N.J., Saturday, Oct. 23, 1999. Visitors can see two dozen wolves living in the preserve in enclosures designed to simulate their natural habitats.

Jeff Zelevansky, AP

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Some of the 50 plus reindeer mill around a pen on Tom Williams' 180-acre reindeer farm in Butte, Alaska, about 45 miles north of Anchorage, Monday, Dec. 14, 1998. The Christmas holidays are a busy time for the reindeer who appear at a number of Christmas parties and events.

Al Grillo, AP

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** FILE ** This undated file photo provided by the Arctic National Wildlife Refuge shows musk ox on the refuge in Alaska. A Senate committee voted Wednesday, Oct. 19, 2005, to include drilling inside the Arctic National Wildlife Refuge in a massive budget proposal, assuring that drilling opponents won't be able to use the filibuster to thwart oil development there. (AP Photo/Arctic National Wildlife Refuge, File)

Arctic National Wildlife Refuge / AP

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Two Orcas in Ice Location Information: Antarctica Animals Head Nobody Seasons Antarctica Ice Outdoors Whale Antarctica Killer whale Photography Winter Color photography Mammal Sea mammal