Felis concolor juveniles
Date 1861
Source Proceedings of the Zoological Society of London 1861 (http://www.archive.org/stream/proceedingsofgen61zool#page/n206/mode/1up)
Author Joseph Wolf (1820–1899)  
Source: https://commons.wikimedia.org/wiki/File:FelisConcolorWolf.jpg

The cougar (Puma concolor), also commonly known as the mountain lion, puma, panther, or catamount, is a large felid of the subfamily Felinae native to the Americas. It is found from the Canadian Yukon to the southern Andes of South America.