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DNA Analysis Shows Polar Bears Have Adapted Quickly in the Past

March 1st, 2010 03:30 admin Leave a comment Go to comments

Mitochondrial genome sequencing of the oldest-known polar bear fossil puts the species’ birthday at 150,000 years ago, just before the last interglacial thawing period. The new results provide hope that polar bears may be able to adapt to the current changes in the Earth’s climate.

Source: DNA Analysis Shows Polar Bears Have Adapted Quickly in the Past

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