You're not intrested in what they're planning to turn you into, you have to get out of here! Despite your obese body you jump up and head for the exit. The zoo staff try to block you but you bounce them out of the way with your belly!
Racing down the hallway in a remarkable speed for your mass, you turn a corner and come to a dead end. There is a small, unlocked window leading out and to your right a cabinet marked "Animal transformation serums" which is full of syringes marked with different animals.