Differences in horns on muskox cow and bull. Muskox cow (left) and bull (right). The horns on the cows are smaller than on a bull. The horns on a male are much broader (closer to the nose, closer to the neck) and the two horns are closer together (less space between the right and left horn) than on a female. Note that muskoxen have surprisingly large ears. This is especially noticeable on the females.
Muskox cow and bull (Ovibos moschatus) in winter, Dovrefjell, NoMuskox cow and bull (Ovibos moschatus) in winter, Dovrefjell, Norway