Episode #750: Dr. Philip Lavretsky
Jeff Stanfield & Andy Shaver are joined by Dr. Philip Lavretsky, who is a professor at the University of Texas at El Paso. They discuss the pintail decline and the northern expansion of the Mexican Tree duck, what forced male ducks manifest bright colors, human impact on where waterfowl migrate, and what the first duck might have looked like millions of years ago.
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A comprehensive, source-grounded extraction of the reusable knowledge in an episode.
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