'Things look pretty bleak for the polar bear'
Thursday, November 25, 2010 - 00:00
in Earth & Climate
Climate change is pushing them toward shared habitat, and polar bears may not flourish on the largely vegetarian diet of the grizzly bears, a new study finds.Polar bears are likely to lose out to grizzly bears in fierce competition for food as climate change drives the two species into shared habitat, biologists have concluded.