Over the past 100 million years, mammals have adapted to nearly every environment on Earth. Scientists with the Zoonomia Project have been cataloging the diversity in mammalian genomes by comparing DNA sequences from 240 living species, from the two-gram bumblebee bat to giant whales, from the aardvark and the African savanna elephant to the yellow-spotted rock hyrax and the zebu. Their findings across 11 papers in the new issue of the journal Science...