Animalsarethenaturalresourcesforpeopletowastethewholehistoricalprocess.Animals,fortheirfurandfeatherfood,kill,exercise,orjustdoitintheirway.Thousandsofspeciesofanimalshavedisappearedfromtheearthforever.It'salistofhundredsofendangeredanimals.About170Americanindividualspeciesareconsideredtobeindanger.
WhyshouldItakecareofit?Becauseweneedanimals,becauseoncetheydisappear,therewillneverbeanymore.Animalsthatisnotjustbeautifulorinteresting.Theyarenotonlythesourceofhumanfood.Everyanimalhasitsnaturalbalance.Thedestructionofsomekindofanimalcancausemanyproblems.Forexample,whenthefarmersdiedinlargenumbersofhawks,farmersandgrainstoredcornweredestroyedbyratsandmice.Why?Becausetheeagleeats,therearenohawksandmice,tokeepthenumberofthem,andtherodentswillbreedquickly.
Fortunately,somepeoplearetryingtohelpsavetheseanimals.Somegroupsraisemoneytogetpeopletoknowtheproblem.Theytriedtoletthegovernmentprotectthedangerousanimalsbylaw.Manycountrieshavepassedthelaw.Theselawsprohibitanyanimalorkillontheendangeredlist.Slowly,thenumberofsomeendangeredanimalsisincreasing.
翻译
动物是人们浪费了整个历史过程的自然资源。动物们，已为他们的皮毛和羽毛的食物，杀死，运动，或者只是因为他们的方式进行。对成千上万种动物已经从地球上永远消失。更是数以百计的濒危动物名单。约170个美国单独种被认为处于危险。
为什么要照顾？因为我们需要动物，因为它们一旦消失，就永远也不会有任何more.Animals不仅仅是漂亮或有趣。他们不仅仅是人类的食物来源。每种动物都有其在维持自然平衡。销毁某种动物会导致许多问题。例如，当农民大量死亡的鹰派，农民和粮食存储玉米被摧毁的大鼠和小鼠。为什么？因为鹰吃，没有任何鹰派大鼠和小鼠，以保持它们的'数量，鼠类就会迅速繁殖。
幸运的是，有些人正在努力帮助拯救这些动物。有些团体筹集资金，让人们了解这一问题。他们试图让政府通过法律保护处于危险的动物。不少国家已通过了法律。这些法律禁止的任何动物或杀害濒危名单上。慢慢地，一些濒危动物的数目正在增加。
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Manypeopleliketokeepakindofannimalasapet,suchasdogs,cats,birds,andsoon.Theyputsogreatenthusiasmonthemthatsomepetsaretreatedliketheirfamilymembers.
Agoodrelationshipbetweenpeopleandpetscanbeverycomfortable.Theyareloyalaudiencesofyou,whileyouhavesomethingcan'ttellanyoneelse.Theyoccuppytheloneliness,cureyourpains,makeanxiousheartsreturntopeaceandinnocence,somepetsevencanhelptocuresomementaldisease.that'stheadvantagesofkeepinganpet.
However,petsareoftenexpensive,tofeedthemwouldevencostmore.Toomuchmoneyspendonpetsaremoreorlessalittleimproperwhiletherearesomanystarvingpeopleinthisnation.
Somedangerouspetsareamenacetotheirowners,evenadogattackpeoplesometimes,thingscouldbeworseiftheycarryingsomefatalvirus.That'sthedisadvantagesofkeepingapet.