Animals with Odd-Numbered Hooves - http://www.thebigzoo.com/zoo/Perissodactyla.asp
Information, photos and videos of horses, zebra, rhinoceros and other odd-toed ungulates. |
Ultimate Ungulate Page: Perissodactyla - http://www.ultimateungulate.com/perissodactyla.html
Taxonomy of the order of horses, zebras, tapirs and rhinoceroses, with biological descriptions of many individual species. |