cats muscles that have different shape than humans
A human's legs and cat's back legs are different due to different  movements each make and how they are structured. In a cat, the  lower rear leg anterior has a tibialis ant â¦ erior muscle. In a human,  anterior has tibialis interior and extensor digitorum longus  muscle.umans have a single large trapezius muscle, but the cat has three sperate muscles-the clavotrapezius, acroliotrapezius, and spinotrapezius-that together perdorm a similar f â¦ unction. 10 people found this useful. Fernando Garcia.