A snapshot of pupfish evolution

Thursday, January 10, 2013 - 15:00 in Biology & Nature

One biologist has bred more than 3,000 hybrid fish in his time as a graduate student in evolution and ecology, a pursuit that has helped him create one of the most comprehensive snapshots of natural selection in the wild and demonstrated a key prediction in evolutionary biology. New research shows that San Salvadoran pupfish are evolving at an explosively faster rate than other pupfish.

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