1. Serpent-Headed: Medusa's most distinguishing feature was her hair made entirely of wriggling, hissing snakes instead of human locks. The serpents were depicted as being poisonous and would viciously attack anyone who came near.
2. Glaring Eyes: Medusa possessed intense and piercing eyes. According to the myths, anyone who directly met her gaze would instantly be turned to stone, frozen in the form and position they were in at that moment.
3. Sharp Fangs and Claws: Medusa had a monstrous appearance, with sharp fangs protruding from her mouth and razor-sharp claws. Her teeth were often described as being as sharp as daggers.
4. Scales: Some versions of the myth depict Medusa as having scaly, leathery skin, giving her a monstrous, reptilian appearance.
5. Bronze Hands: In certain myths, Medusa was described as having hands made of bronze or brass, contributing to her terrifying physical attributes.
6. Wings: Some variations of the Medusa myth also portray her as having wings, enabling her to fly and swiftly pursue her victims.
7. Tongue and Lips: Medusa was often depicted with a protruding, forked tongue and discolored, blood-red lips, further adding to her grotesque and intimidating appearance.
Remember that Medusa is a mythical creature, and different artistic representations and interpretations may vary these physical attributes depending on the individual artist's imagination and cultural influences.