Scientific American: Over the years, coyotes ate many of Michael Soulé’s cats. For most people, this might have been the end of the story, a nasty reminder of nature’s darker proclivities. But Michael Soulé is not most people. Soulé is a biologist. At the time, he was a professor at the University of California at San Diego, living in the chaparral canyons outside the city. He had grown up in the canyons, poking around in the leaf litter, catching lizards. When the boy became a biologist, he …