Pronghorn Antelope

Pronghorn Antelope (Antilocapra americana) on The Carrizo Plain, the fastest land animal in North America. Males can be distinguished from the females by a broad black patch of hair on their snouts and a black neck patch. Both males and females have horns, with the female's horns being no more than 3-4 inches. The male's horns can be as much as 20 inches in length and have a prong protruding forward.