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'''Cerberus''' is a monster from [[Greek]] and [[Roman]] [[mythology]]. He takes the form of a ferocious, many-headed [[dog]]; the number of heads varies between accounts but is usually three. Cerberus guarded the entrance to [[Hades]], the realm of the dead. The final labor of [[Hercules]] was to bring Cerberus to the surface.<ref>[http://www.pantheon.org/articles/h/hercules.html]</ref>

'''Cerberus''' is a monster from [[Greek]] and [[Roman]] [[mythology]]. He takes the form of a ferocious, many-headed [[dog]]; the number of heads varies between accounts but is usually three. Cerberus guarded the entrance to [[Hades]], the realm of the dead. The final labor of [[Hercules]] was to bring Cerberus to the surface.<ref>[http://www.pantheon.org/articles/h/hercules.html]</ref>