Puzzling Pathologies
This article is from the archive of The New York Sun before the launch of its new website in 2022. The Sun has neither altered nor updated such articles but will seek to correct any errors, mis-categorizations or other problems introduced during transfer.

The late scholar and New York senator, Daniel Patrick Moynihan, whose greatest gift was for the saucy phrase, once dared to call it “speciation” – a change in biological circumstances that heralds the creation of a new species.
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