Dall's Sheep is a species of wild sheep that is native to the mountainous regions of Alaska, Yukon, and the Mackenzie Mountains of the Northwest Territories. They are commonly known as white sheep or white mountain sheep due to their distinct white coloration. Other synonyms for Dall's Sheep include thinhorn sheep, Ovis dalli dalli, and Dall's Mountain Sheep. They are characterized by their curved horns, which are found in both males and females, and are used for defense and mating purposes. These remarkable creatures are an iconic symbol of the rugged wilderness in which they reside and are a favorite subject for wildlife enthusiasts and photographers.