Narwhals more at risk to Arctic warming than polar bearsApril 25, 2008 By SETH BORENSTEIN, AP Science Writer in /
(AP) -- The polar bear has become an icon of global warming vulnerability, but a new study found an Arctic mammal that may be even more at risk to climate change: the narwhal.
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"Narwhals more at risk to Arctic warming than polar bears" April 25, 2008 http://phys.org/news/2008-04-narwhals-arctic-polar.html