Abstract
In the December issue of Arctic , a photographer and an arctic biologist note that there have now been three documented sightings of adult male polar bears on sea ice feeding on younger bear kills. The waxy buildup in a whale's ears may contain interesting data about its exposure to contaminants. And this week's numbers quantify worldwide malaria deaths in 2010, budget cuts at Cancer Research UK, and the amount paid at auction for James Lovell's Apollo 13 checklist.
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