Pronghorn

зоология вилорогая антилопа, вилорог (Antilocapra americana)

Англо-русский научно-технический словарь

Pronghorn

noun (plural pronghorn or pronghorns) a swift horned ruminant mammal (Antilocapra americana) chiefly of grasslands and deserts of western North America that resembles an antelope — called also pronghorn antelope

Merriam-Webster's Collegiate Dictionary