Reuters: Tagging, satellite tracking reveals mystery of blue whales

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Tagging, satellite tracking reveals mystery of blue whales

SYDNEY (Reuters) - Balancing in small boats in choppy Antarctic waters, sometimes for hours and covered in ice, Australian researchers shot at endangered blue whales with an airgun to tag the giant creature with satellite tracking equipment.<img width='1' height='1' src='http://reuters.us.feedsportal.com/c/35217/f/654218/s/2a12ddd1/mf.gif' border='0'/><div class="feedflare">
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