Researchers have long wondered how horses evolved from a five-toed ancestor to the single-toed animal we know today. While it is largely believed that they simply evolved with fewer digits, Professor Nikos Solounias from the New York Institute of Technology College of Osteopathic Medicine pose a new theory that suggests remnants of all five toes are still present within the hooves of the horse. Horses. Image credit: Toni X. Jesse. Humans and horses...
