Leo (constellation) Leo (constellation) Leo is one of the constellations of the zodiac, lying between Cancer the crab to the west and Virgo the maiden to the east. Its name is Latin for lion, and to the ancient Greeks represented the Nemean Lion killed by the mythical Greek hero Heracles meaning 'Glory of Hera' (known to the ancient Romans as Hercules) as one of his twelve labors. Its symbol is (Unicode ♌). One of the 48 constellations described by the 2nd-century astronomer Ptolemy, Leo remains one of the 88 modern constellations today, and one of the most easily recognizable due to its
Leo the Lion (MGM) as the religious epic "King of Kings" (1961), "Zebra in the Kitchen" (1965), "Fluffy" (1965), and "Napoleon and Samantha" (1972); as well as a memorable TV commercial for Dreyfus Investments in 1961. Leo also made several appearances on the 1971-72 TV series "The Pet Set", proving himself gentle enough to let a blind teenage girl pet him in one episode. Two different versions of this logo were used: an "extended" version, with the lion roaring three times (used from 1957–1960); and the "standard" version, with the lion roaring twice (used since 1960). In the Chuck Jones-directed "Tom and Jerry" cartoons