The strongest muscle in the body is the tongue. We have to break it to you that the tongue is not the strongest muscle in the body. The tongue itself is a muscle and it contains at least eight different muscles which are intertwined by creating a very flexible matrix. The strongest muscle in the body is the Masseter which is responsible for lifting the jaw.
100 Mind-Blowing Flexible Facts
Cats have no collarbone, which is one reason they are so flexible.