Notes on the Infected Bat subject.
Official Transcript
The Infected Bat is a creature that shows distinct mutations over other bat subjects. It is a prime example of the T-virus increasing the size of a highly compatible mammal. Its extraordinarily developed physique can reach a wingspan of up to 3 meters, and its strengthened muscle tissue enables it to carry a human being with ease.
Its diet has been altered and now consists primarily of meat. In order to capture its prey, it signals accomplices to its air with sonic waves.