Primates, a small group of mammals, including monkeys, apes, lemurs, bushbabies, lorises, tarsiers, and humans. Now, what makes a primate different from all animals, one of the reasons being that they have all retained the ancient mammalian trait of pentadactylism. This means that with the exception of spider monkeys, they all have 10 fingers and 10 toes total. Along with their hands and feet, on each finger and toe they all have fingernails, meanwhile they all have opposable thumbs- just because a mammal has opposable thumbs doesn’t mean that they are primates. Their thumbs are an important trait because all primates are great climbers- this is because of their strong arms and legs, and long, grasping fingers and toes. Other specific
