Tamambo

Tamambo only appears in the Overworld's Fortress. Animated by the evil power of Medusa, its scissoring bite (lacking teeth) is rather weak, but they always appear in swarms.

Kid Icarus
"A brass ball. It's been given the soul of Medusa. It flies and gets in Pit's way. It also gets a hold of things and cuts through them with its razor sharp teeth."