"Unusual Number of Grizzly and Hybrid Bears Spotted in High Arctic"

"Two Canadian biologists have reported sighting a handful of grizzly bears and hybrid grizzly/polar bears at unusually high latitudes in the Arctic, indicating that the interbreeding of the two bear species is becoming more common as the climate warms and grizzlies venture farther north."

Source: YaleE360, 07/30/2012


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