Speciation in real time


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Usually speciation occurs over long periods of time, but this month we look at two examples of evolution occuring in a few decades. Carlos Botero, a post-doctoral fellow at the National Evolutionary Synthesis Center, talks about his work on speciation in mockingbirds which occurs over longer time frames. Dr. Botero explains how scientists study historical evolutionary events by comparing traits in modern species with phylogenetic models.


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