Quick Answer
Observe the sheep's size, horns, and coat coloration to identify a mature bighorn sheep in the wild. Mature males typically have a thick, dark brown coat and impressive horns. Look for distinctive characteristics such as a prominent hump on the rump and a curved profile.
Identifying Mature Bighorn Sheep
To identify a mature bighorn sheep, pay close attention to the size and shape of their horns. Mature males have impressive horns that can reach up to 30 inches in length and weigh up to 30 pounds. Compare the horns’ size and shape to those of other sheep in the area to determine the age and sex of the animal.
Coat Coloration and Rump Hump
Mature bighorn sheep have a distinctive dark brown coat, often with a reddish tint, especially on the rump. Look for a prominent hump on the rump, which is a characteristic of mature males. This hump can be quite pronounced, extending about 4-6 inches above the sheep’s back.
Behavior and Body Shape
Mature bighorn sheep exhibit distinct behavioral traits, such as a more assertive demeanor when defending their territory or harem. Pay attention to the sheep’s body shape, which should be robust and well-muscled, especially around the hindquarters. Look for a curved profile, which is typical of mature males, and a more defined jawline.
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