Its forelegs are brighter than the mid and hind legs. "Stegosaurus" had short fore limbs in relation to its hind limb. The sirens are aquatic salamanders with stumpy forelimbs and no hind limbs. The claws on hind feet are smaller. There are 4 claws in both their front and hind paws. The claws on the fore feet are typically sharper than those on the hind feet. Living rhinos have three toes on both the front and hind feet. It has five toenails on the fore foot and four on the hind foot. Males have a spur on each of the hind legs. The tail measures of that length and its hind feet measure . The male has a spur on the leg above the hind toe. The claws on the forefeet are typically sharper than those on the hind feet. They are the only viverrids able to stand on their hind legs. This structure is present in extremities such as the hind legs. The adult swims with the aid of its hind legs.