A scrawny girl with a very spastic personality. Usually with the rodent like habits of scurrying away from objects/people, stealing and hiding food from others so she can eat it later, and biting others upon being irritated.
Some common physically characteristics include: Small body, short height, hair coloring similar to that of the rodent, fast metabolism, sharper than average teeth and nails.
Prone to excessive biting.
Gets upset when name is misspelled.
"See that girl? Yea, she's such a Gerbil. No, no, seriously! She f*cking bit me yesterday!"