Kodiak bear
An average adult male measures in length, and stands tall at the shoulder. The largest recorded wild male weighed , and had a hind foot measurement of . A large male Kodiak bear stands up to tall at the shoulder, when it is standing on all four legs. When standing fully upright on its hind legs, a large male could reach a height of . The largest verified size for a captive Kodiak bear was for a specimen that lived at the Dakota Zoo in Bismarck, North Dakota. Nicknamed "Clyde," he weighed when he died in June 1987 at the age of 22. According to zoo director Terry Lincoln, Clyde probably weighed close to a year earlier. He still had a fat layer of when he died.
Kodiak bear
Physiologically, the Kodiak bear is very similar to the other brown bear subspecies, such as the mainland grizzly bear ("Ursus arctos horribilis") and the now-extinct California grizzly bear ("U. a. californicus"†), with the main difference being in size. While there is generally much variation in size between brown bears in different areas, most usually weigh between 115 and 360 kg (254 and 794 lb). The Kodiak bear, on the other hand, commonly reaches sizes of , and has even been known to exceed weights of . Despite this large variation in size, the diet and lifestyle of the Kodiak bear does not differ greatly from that of other brown bears.