Today is groundhog day in the U.S.! This tradition dictates that winter continues for another 6 weeks as long as groundhog Punxsutawney Phil sees his shadow- which he did, this morning. 

For more, we're joined on the KCBS Ring Central Newsline by Daniel Blumstein - UCLA Professor of Ecology and Evolutionary Biology and marmot enthusiast. 

<p>Today is groundhog day in the U.S.! This tradition dictates that winter continues for another 6 weeks as long as groundhog Punxsutawney Phil sees his shadow- which he did, this morning. </p>
<p>For more, we're joined on the KCBS Ring Central Newsline by Daniel Blumstein - UCLA Professor of Ecology and Evolutionary Biology and marmot enthusiast. </p>

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