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Elephants

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Elephants

  1. 1. WALEED KOJAN 6/C
  2. 2. <ul><li>Elephants are the largest land and grass- eater mammals now living. </li></ul><ul><li>At birth, it is common for an elephant calf to weigh 120 kilograms. </li></ul><ul><li>They typically live for 50-70 years. But the oldest elephant lived for 82 years. </li></ul>
  3. 3. <ul><li>Today, there are three  species of elephants : </li></ul><ul><ul><li>African Bush elephant </li></ul></ul><ul><ul><li>African Forest elephant </li></ul></ul><ul><ul><li>Asian elephant </li></ul></ul><ul><li>All other species are extinct. </li></ul>
  4. 4. <ul><li>Interestingly, the Asian elephant is closely related to the extinct mammoth . </li></ul>12/25/2010 WALEED KOJAN 6/C
  5. 5. <ul><li>Elephants can cry, play and laugh . </li></ul>12/25/2010 WALEED KOJAN 6/C
  6. 6. WALEED KOJAN 6/C
  7. 7. WALEED KOJAN 6/C
  8. 8. 12/25/2010 WALEED KOJAN 6/C
  9. 9. 12/25/2010 WALEED KOJAN 6/C Could you tell me the differences between them?
  10. 10. <ul><li>- The trunk is a union of a nose and upper lip. </li></ul><ul><li>African elephants are equipped with two fingerlike projections at the tip of their trunk, while Asians have only one. </li></ul><ul><li>- This organ consists of 100,000 muscle units. </li></ul><ul><li>The elephant's trunk is sensitive enough to pick up a single blade of grass, yet strong enough to rip the branches off a tree. </li></ul><ul><li>The trunk is also used for drinking. Elephants suck water up into the trunk—up to 14 liters at a time—and then blow it into their mouths. </li></ul><ul><li>Elephants also suck up water to spray on their bodies during bathing. </li></ul>
  11. 11. <ul><li>The tusks of an elephant are its second upper incisors </li></ul><ul><li>( teeth). </li></ul><ul><li>Tusks grow continuously; an adult male's tusks grow about 18 cm a year. </li></ul><ul><li>Tusks are used to dig for water, salt and roots and to debark trees . </li></ul><ul><li>Tusks are also used to move trees and branches when clearing a path. </li></ul><ul><li>In addition, they are used for marking trees to establish a territory, and occasionally as weapons. </li></ul>
  12. 12. A Video Clip About Elephants Wild African elephant with attitute - BBC wildlife.flv
  13. 13. WALEED KOJAN 6/C Thank you for watching.

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