The late Ernst Mayr speaks

by Greg Mayer Ernst Mayr was one of the greatest biologists of the 20th century, an architect of the evolutionary synthesis, and chief exponent of the biological species concept and geographic speciation. Jerry and I both had the privilege of knowing him. I was fortunate to be able to attend his 100th birthday party in […]

Caturday felid

by Greg Mayer Until Jerry settles back in there’ll be a bit of overlap in our posting, so I’m providing this Caturday’s felid. Actually it’s two felids: the lion and the tiger (both of these links come from a wonderful page maintained by Virginia Hayssen of Smith College), both photographed today at the Racine Zoo […]


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