Evolution and Guinea Pig Toes

Evolution and Guinea Pig Toes

A gray, bespectacled old man, in a voice that was quiet and timid, suggested to the audience of animal breeders and geneticists that he had perhaps overworked the word balance. “Poise,” he proffered, might have been better—to be poised implies a constant readiness to shift, to make leaps.1 That’s how evolution worked to Sewall Wright.  Nautilus Members enjoy an ad-free experience. Log in or Join now . It was 1977, and the 88-year-old world-reno…