With their long tusks(象牙), elephants look strong. However, the tusks also make the animal endangered. Many of them are killed for their tusks1 . The crafts(工艺品)made of their tusks are 2 priceless goods that they are popular among rich people. Studies show that elephants are living under 3 conditions than expected.
The elephants' tusks are actually part of their teeth. Once the teeth 4 , they can never grow back. Losing the tusk will not kill them, though they may find 5 difficult to protect themselves 6 danger, lift things and get 7 food. What really makes elephants endangered is the way they lose the tusks. Usually, to meet the demand for ivory(象牙), some poachers(偷猎者) kill healthy elephants and cut their faces 8 the tusks. 9 human beings kill elephants with best ivory, an 10 number of African elephants have gradually evolved into(进化成) elephants without tusks, in order to survive. 11 are still killed for ivory.
According to the experts, over the last decades, the population of African elephants 12 from 10 million to 400,
000. If the poaching continues, African elephants will die out in 20 years. To protect the elephants, 13 organization called TNC (The Nature Conservancy) held an activity "Ivory only Belongs to Elephants" online. Users watched the videos about elephant poaching online, and expressed 14 they would like to say about protecting elephants. Besides, with the efforts of TNC and local African governments, laws are used to punish ivory trading to stop more elephant poaching. It's very essential for us 15 something for them.
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