What's old is new:New horse genus emerges th rough DNA analysis of North American fossils

摘要

Growing up, I read Marguerite Henry's All About Horses and Millicent Selsam's Questions and Answers About Horses with the laser focus of a horse-crazy pre-teen, memorizing the minutiae about horse breeds and colors and the evolutionary development from Eohippus to the modern-day horse. But it turns out that the equine family tree delineated in these cherished books has been revamped. An international research team has shaken up the equid family tree in a recently published study.