ciencias

PRIMATES:

Primates are mammals. Human beings are primates. The primates that are most similar to human beings are chimpanzees, gorillas, and orangutans.

CHARASTERISTIC OF PRIMATES:

All pr- What are primates?-

Explain why primates are mammals?-

What characteristics do primates have in common?

- Include the fact files you made in the previous section.primates share following characteristics:

- The eyes are in front of the head and they are close together.

This position enables primates to see in three dimensions. It also enables them to calculate distances. The eye of others mammals are farther apart. Some mammals even have one eye on one side of the head and the other eye on the other side of the head.- The hands have fingers that can grab objects primates can grab and two tree branches, for example: the hands of most primates are very similar to their feet.- Mammal has four types of teeth: incisors, canines, premolars and molars.- Primates have mammary glands all their chest. Many other mammals have them on their abdomen .

MONTAIN GORILLAS:

Living groups with males, females and babies. This groups are called bands. There is a dominant male in each band. It is the largest of the band. The gorillas eat leaves and bark from trees. Each day they walk several kilometers to look for food. At nightfall they climb trees. They prepare nests with large leaves and sleep there all night.

ORANGUTANS:

Orangutans are solitary animals. They have a partner only during the breeding season. The mother is the only one who takes care of the body. Orangutans mainly eat fruit but they also eat small animals like terminates they spend nearly all their time in trees. They do net go down to the grown very often.

1) Look at the photograph of the lemurs.

- Describe their hands and feet, are the similar?

- What are their bodies like?

- What color are they

- Describe their tails.

2) Answer the questions.

- Do all primates have a tail?

- Most primates have that live in trees have a very long tail.

What do they use it for?

- Write the names of two primates that have tails and one that does not have a tail.

3) What kinds of food do gorillas, orangutans and human beings eat? Is each one herbivore, carnivore or omnivore.

4) What advantages do primates over other animals because of the position of their eyes?

5) Copy and complement a fact files about gorillas complete another about orangutans. Use this model.

Gorillas

 Physical description.

 Food.

 Way of life.

6) Write a report about primates. Include the following information.