Echidna (mythology) eyes" and she bore "fierce offspring". First there was Orthrus, the two-headed dog who guarded the Cattle of Geryon, second Cerberus, the multiheaded dog who guarded the gates of Hades, and third the Lernaean Hydra, the many-headed serpent who, when one of its heads was cut off, grew two more. The "Theogony" mentions a second ambiguous “she” as the mother of the Chimera (a fire-breathing beast that was part lion, part goat, and had a snake-headed tail) which may refer to Echidna, though possibly the Hydra or even Ceto was meant instead. Hesiod next names two more descendants of Echidna,
Greek mythology comprehensive summary of Cicero's line of thought. In Ancient Roman times, a new Roman mythology was born through syncretization of numerous Greek and other foreign gods. This occurred because the Romans had little mythology of their own, and inheritance of the Greek mythological tradition caused the major Roman gods to adopt characteristics of their Greek equivalents. The gods Zeus and Jupiter are an example of this mythological overlap. In addition to the combination of the two mythological traditions, the association of the Romans with eastern religions led to further syncretizations. For instance, the cult of Sun was introduced in Rome