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There are about 233 species in this order. Primates selection in dimension from the tiny pygmy marmoset that weighs less than 3 ounces to the large mountain gorilla the weighs close to 400 pounds.Most species of primates are discovered in subtropical or tropic forests and also many varieties live in trees.

Primates have 5 fingers on your hand and five toe on their feet. Most varieties have fingernails instead of claws and also they have touch-sensitive pads on every of their digits. The hands and feet of all primates, except for humans, space designed for grasping. Humans have hands designed because that grasping, however not feet! Humans have opposable thumbs. That method they deserve to cross their thumb over to the opposite next of your hand and can touch their ignorance to your fingers. Opposable thumbs make holding and manipulating objects easier!

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Primates have flexible shoulder joints and and solid clavicles or collar bones that help them usage their arms much more effectively 보다 other species of animals. Most primate deserve to hold their bodies erect and also some species, including humans, have the right to walk on 2 legs rather of four.

Primates have huge brains compared to your body size, and also primates are an extremely intelligent. Many primates don"t have as an excellent a sense of odor as various other mammals since the olfactory an ar of the mind that controls the sense of odor is smaller contrasted to various other regions that the brain. Most varieties of primates have very good eyesight and some types can watch color.

Most species of primate live in social groups and are an extremely vocal.


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Some varieties of primates space herbivores , some space insectivores, some are carnivores, and some room omnivores.

Families
Callitrichidae (marmosets, tamarins) Cebidae (New world monkeys) Cercopithecidae (Old civilization monkeys) Cheirogaleidae (dwarf lemurs, mouse lemurs) Daubentoniidae (aye-ayes) Galagidae (galagos) Hominidae (great apes, humans) Hylobatidae (gibbons, siamangs) Indridae (indris, sifakas) Lemuridae (true lemurs) Lepilemuridae (sportive lemurs) Lorisdae (lorises, pottos) Tarsiidae (tarsiers)