The Week in Animal News: The Return of the Wooly Mammoth, Ziplining Bull Dog, and More

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week in pictures lead 12-9-11

credit: TreeHugger

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Will the wooly mammoth walk again? Russian and Japanese scientists are saying that within five years, they could bring it back to life through advanced cloning techniques.

We also have a ziplining bulldog, a tiger killed for its whiskers, Persian leopards back in Afghanistan's highlands, crocodiles in an unexpected new home, and more in the Week in Animal News.