What are facts about metis?

Metis is the Titan goddess of wise council; she is the daughter of Oceanus and Tethys, she was a lover of Zeus who helped him in his plan to force Cronus to regurgitate the siblings of Zeus; Hera, Demeter, Hestia, Hades and Poseidon.

She is the "mother" of Athena, Zeus, in fear of a prophecy that she would bear a son more powerful than himself, swallowed her while pregnant with Athena.