濒临灭绝的动物英语课件.ppt

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1、TheEndangeredanimalsbyTbj(濒临灭绝的动物)Thetenmostendangeredanimalspecies古巴鳄（Cubancrocodile）佛罗里达戴帽蝙蝠(Floridabonnetedbat)绿眼蛙（GreenFrog）格林纳达鸽（Grenadadove）亨氏羚羊(Heinzantelope)犁头龟(Ploughsharetortois)苏门答腊猩猩(SumatranOrangutan)岛屿灰狐(Urocyonlittoralis)小头鼠海豚PhocoenasinusNo

2、rris白头叶猴WhiteheadedleafmonkeyTheyarereallylovely!Butunfortunately,theyareallendangeredanimal.Thereareover5000Vertebrate(脊椎动物）animalsareendangered.Manythingscancauseanimalstobecomeendangered;Mostproblemsarecausedby……Followingaresomemajor(主要的）problems:FirstPr

3、oblems:habitat（栖息地)lossHabitatistheecosystem(生态系统）ofanimals,theyneedtoliveinproperplace,suchasswamp,rainforest,desert.Humanreplacetheanimalhabitats,itcouldcauseanextensivelossofrangesforanimals.SecondProblem:pollutionIndustrial(工业的)operationscanreducelandan

4、dpolluteenvironment.AirpollutionWaterpollutionThirdproblem:predation（捕食）orillegalkillingPredationmakesanimalsbecomeendangeredisover-fishingorover-hunting.What’syourfeelingnow?Doyouwanttheselovelyanimalslive?Wehavetoknowthatwhenanimalsbecomeendangered,theent

5、irefoodchain(整个食物链）canbeaffected.ThesethreemajorproblemsareallcausedbyHUMANS!!So!!Please!!Helptheendangeredanimals,helpourselves,helptheworld!1HowmanyanimalshaveIintroduced?2Whatdoyouthinkisthemainreasonofanimalendangered？3Whatisyourfavoriteanimal？Thank

6、you