Leo (constellation) Babylonian astronomy, the constellation was called UR.GU.LA, the "Great Lion"; the bright star Regulus was known as "the star that stands at the Lion's breast." Regulus also had distinctly regal associations, as it was known as the King Star. In Greek mythology, Leo was identified as the Nemean Lion which was killed by Heracles (Hercules to the Romans) during the first of his twelve labours. The Nemean Lion would take women as hostages to its lair in a cave, luring warriors from nearby towns to save the damsel in distress, to their misfortune. The Lion was impervious to any weaponry;
Leo the Lion (MGM) brownish/grayish background, although a blue background variant has been spotted on "The Wings of Eagles" (1957). This logo would also appear on black-and-white movies. Leo, the seventh lion, is by far MGM's longest-used lion, having appeared on most MGM films since 1957. Leo was born in Dublin Zoo, Ireland, the same as Slats. He was also the youngest at the time MGM filmed him roaring (hence his much smaller mane). Leo was purchased from famous animal dealer Henry Trefflich, and trained by Ralph Helfer. In addition to being used as the MGM lion, Leo also appeared in other productions such