Cerberus, or s. khoebe gloss Greek and Roman mythology, is the multiple dog heads (usually three). Otraphit tail. Phangphan snake and claws of lions guarding the entrance to the underground world, it's to protect the dead keep escape and people get. Cerberus appears in ancient Greek and Roman literature for many works of art and architecture, and in both the ancient and modern. Even the flora na Cerberus varies with the interpretation. The most important difference is the number of heads. Most of the data sources or other sources, but described three shows Cerberus have two or one. There are less sources show various amounts of what fifty or even a hundred.