英语ppt-保护江豚.pptxVIP

Who am I The finless porpoiseThe finless porpoise is usually found near the coastal waters of Asia, and in China, they are usually found in the Yangtze River. Finless porpoise is known for their smile and their intelligence which is comparable to gorillas. The finless porpoise population is currently threatened by overfishing and pollution, and are considered to be an endangered species of animals. Name :finless porpoiseLiving habits :Love alone or in pairsLanguage :Sonar Character :sprightlyLike food:eel(鳗鱼)、weever(鲈鱼)、Protosalanx chinensis(大银鱼)、shrimp、cuttlefish Distribution : Western Pacific Ocean, India ocean, the sea of Japan and the Chinese coastal tropical to warm temperate waters, Including the Yangtze River Basin Chinese In recent years, in china, with economy developed at top speed, the government ignores the sustainable development. The natural environment for cowfish get worse and worse, cowfishes are losing their clean water and food, then their family member. They are going to die out if not protected. 长江江豚历年数量年份19881994200020062012数量（只）27002500200018001200近年长江江豚死亡记录年份死亡数据（只）200820200921201019201121201232The level of protection; Listed as VU(易危）by the World Conservation Union Red list.Yangtze finless porpoise is known as a living fossil and giant panda ecological water of Yangtze river is a protected second class animal in the country.Below we use date to find out the number of the Yangtze finless.So far the number of finless porpoise has has been less than 1000 heads are plunged at an annual rate of 5%　Finless porpoises are facing threats still exist, change of water environment Experts from the Institute of Hydrobiology (IHB), Chinese Academy of Sciences (CAS) took 2 frozen corpses back and dissected them. Upon autopsy, they speculate that the causes for the death maybe water contamination in the Yangtze River domain or the scarcer little fish. What’s the reason caused us to death 1.Over-fishing。With international population keeps growing, demand