1. warm lowlands
   upper slopes of mountains
2. equatorial forests

Most live in the warm lowlands.

1. rhesus
   capuchin
2. pygmy marmosets

The pygmy marmosets of South America are the smallest.

1. four inches (10 cm)
   six inches (15 cm)
2. ten inches (25.4 cm)

They are about six inches (15 cm) long.

1. chimp
   baboon
2. macaque

The African baboon is the biggest.

1. two feet (60 cm)
   three feet (91 cm)
2. four feet (122 cm)

Its body is about two feet (60 cm) long

1. 195 pounds (88 kg)
   180 pounds (82 kg)
2. 165 pounds (75 kg)

They can weigh up to 165 pounds (75 kg).

1. They are friendly and curious.
   Usually they are aggressive and dangerous.
2. Only mothers with young are dangerous.

They are aggressive and dangerous to humans.

1. rhesus
   chimpanzee
2. sapajou

The rhesus is considered highly intelligent.

1. douroucouli
   mandrill
2. capuchin

The capuchin makes a good pet.

1. They are basically loners, meeting to mate and feed.
   Most travel and feed in groups.
2. They move strictly in families of parents and offspring.

Most monkeys feed and travel in large groups.

1. They eat insects and birds.
   They are usually herbivores.
2. Only the large monkeys like the baboon are flesh eaters.

While their main diet is leaves, fruit and grain, they also eat insects and birds.

1. sapajou
   baboon
2. owl monkey, or douroucouli

The South American owl monkey, or douroucouli, sleeps during the day and hunts at night.

1. It's a cultural distinction of ethnic origins.
   Asia, Africa and Europe are the Old World, the Americas are the New.
2. Africa is the New World while Asia is the Old.

Basically, the Old World is Asia, Europe and Africa, while the New World is the Americas. Animals can be described as from the New or Old World.

1. Only Old World monkeys have them.
   All monkeys have them.
2. Only New World monkeys have them.

Only New World monkeys have prehensile tails.

1. thick pads of skin
   distinctive markings
2. pouches for storing food

They have thick pads of skin.

1. the eyes
   the noses
2. the mouth

Old World monkeys have nostrils that are close together and point downward. New World monkeys have flat noses with the nostrils set far apart and open toward the side.

1. Diana monkey
   mandrill
2. Barbary ape

The Barbary ape lives in Gibraltar.

1. black-and-white colobus monkey
   a species sacred in some Asian countries
2. a crab-eating monkey

It is a black-and-white colobus monkey, found in East Africa and Nigeria. The guereza was hunted for its fur, which was used to trim women's dresses.

1. red colobus
   patas monkey
2. macaque

The patas monkey can reach a speed of 34 miles per hour (55 kph).

1. its eyes
   its tail
2. its nose

The proboscis monkey has a particularly long nose. An old male of the species may have a nose three inches (8 cm) long.