Males have large, forward-curling horns. 30-pound male horns are common. Females have shorter, less-curved horns. Bighorn sheep inhabit western North America
Bighorn Sheep
Kudu inhabit southern and eastern Africa. They prefer to escape from threats but will fight with their horns if necessary. Lions, leopards, hyenas hunt kudus.
Kudu
Male Blackbuck have about 2-foot-long V-shaped horns. It's the only antelope-related species in the genus Antilope. They roam plains and woodlands in herds of 5-50.
Blackbuck
Male and female Addax horns are 2.5-3 feet long and twisted, with 30-35 ring-shaped ridges in the middle. The endangered Addax lives in the Sahara desert.
Addax
Markhor's horns are 5 feet long. Markhor is also named Shakhawat, probably from the Persian word for snake. This may be owing to their large horns or snake-killing ability.
Markhor’s
Mouflon is sheep's ancestor. Northern and eastern Iraqis and northwestern Iranians live there. Mature rams' horns curve almost completely.
Mouflon
Only male Impala have 1.5 to 3 foot long lyre-shaped horns. An impala looks like a goat-deer hybrid. They're only 3.5 feet tall, but their twisting horns are 3 feet long.
Impala
Sable Antelopes inhabit Africa's wooded savannahs. This species nibbles on bones and frequent salt licks for nutrients. Females have 3-foot horns and males reach 5 feet.
Sable Antelopes
Both male and female Oryx have 3 foot long, thin, symmetrical horns. Named for the long, curving scimitar sword. The Scimitar Oryx is extinct in the wild.