Instruction:
What were the Gorgons of Greek mythology?

Response:
Gorgons, female monsters depicted as having snakes on their head instead of hair, and sometimes described as having tusks, wings, and brazen claws.

- Euryale, whose scream could kill.
- Medusa, whose gaze could turn anyone to stone, was killed by Perseus.
- Stheno, the third gorgon sister.