Appearance: They appear to be small humans, often mistaken for children. They are always small and thin and their faces are a little smaller, almost with a pinched appearance.
Advantage: Mice are small to be able to navigate spaces and hiding places that other canot so that they can escape and hide. They also have a hyperactive immune system which prevents them from being affected by most diseases and poisons. They also reach adulthood extremely quickly and have short gestation periods which allow them to reproduce rapidly.
Evolution status: Evolved
Age of adulthood: 4