Ursa Major (comics) become more feral and he begins to lose control over his human intelligence if he remains in his transformed state for several hours consecutively. Ursa Major was trained by the Soviet Military, and trained in the use of his powers by Professor Phobos, being a graduate of Professor Phobos's mutant training school. While transformed, Ursa Major possesses superhuman strength, stamina and resistance to physical injury to a much greater degree than an actual bear of similar size possesses. His strength is sufficient to allow him to engage in a one-on-one battle with The Hulk and survive. His senses are also
HMS Ursa (R22) refitted for service in the Far East and joined the British Pacific Fleet where she served until 1945. She then returned to the United Kingdom and paid off in 1946. During the War "Ursa" was adopted by the Borough of Hendon as part of "Warship Week". The plaque from this adoption is held by the National Museum of the Royal Navy in Portsmouth. After the Second World War "Ursa" went into reserve at Portsmouth, transferring to the Chatham reserve in 1952. During 1953 and 1954 "Ursa" was converted to a Type 15 anti-submarine frigate with the new pennant number F200.