The tongue most likely.
Your lungs are the largest breathing muscle in your body.
The human Heart is the largest single muscle in the body.
masseter
gluteus maximus is the largest muscle sartorius muscle is the longest muscle
A caninus muscle is a a facial muscle of the mouth
The largest chest muscle in a cat's body is the pectoralis minor. In humans, the largest chest muscle if the pectoralis major.
the mouth
The organization of a skeletal muscle from smallest to largest is as follows: myofilaments > myofibrils > muscle fiber > fascicle > muscle
the sperm whale has the third largest mouth
masseter, it is also the strongest muscle in the body
mouth muscleeeee (:
The largest muscle of your calf is the gastrocnemius.