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Grizzlies and polar bears mating more frequently

2016-05-28 23:15:00| Climate Ark Climate Change & Global Warming Newsfeed

Comment: The warmer temperatures have led to expanded territories for the grizzlies to roam and run into polar bear mates, which could lead to polar bears as we know them to dissolve into the grizzly population. Grizzlies and polar bears have enough genetic similarity to allow for interbreeding - they are thought to have split off from the same genetic line no more than 500,000 years ago - but scientists have yet to determine if a hybrid bear can reproduce or what their survival rate might look like. "If...

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