Horses shrunk as planet warmed
More than 50 million years ago, the Earth was a hotter place than it is today and horses the size of pet cats roamed the forests of North America.
Source: http://www.cosmosmagazine.com/news/5336/horses-shrunk-size-cats
Emmy Rossum Erica Leerhsen Erika Christensen Estella Warren Esther Cañadas Eva Green Eva Longoria Eva Mendes