字典翻译 问答 小学 英语 Allanimalsarepartofthefoodchain:theyarelistedonsomeoneelse'smenuandalwaysruntheriskofendingupassomeoneelse'slunchdinnerorsnack.Toprotectthemselvesfrombeingeatenandtosurviveinthewildmanyanimalshave
问题标题:
Allanimalsarepartofthefoodchain:theyarelistedonsomeoneelse'smenuandalwaysruntheriskofendingupassomeoneelse'slunchdinnerorsnack.Toprotectthemselvesfrombeingeatenandtosurviveinthewildmanyanimalshave
问题描述:

Allanimalsarepartofthefoodchain:theyarelistedonsomeoneelse'smenuandalwaysruntheriskofendingupassomeoneelse's lunchdinnerorsnack.

Toprotectthemselvesfrombeingeatenandtosurviveinthewildmanyanimalshavedevelopedcleverwaystoescapefromoravoiddanger.

Likehumanbeingsanimalsoftentrytohideorrunawaywhentheyarebeingattacked.Manyanimalshaveadaptedtotheirenvironmentinsuchawaythattheycanhidebetter.Havingtherightcolourcanmakeabigdifference.Manyanimalshavethesameorsimilarcolourastheirenvironmentmakingitmoredifficultforotheranimalstofindthem.Somecanchangecolourveryquicklyeveninafewseconds.Otheranimalsandinsectshaveabodyshapethathelpsthemhide.Someinsectslookjustlikeasmallstickandcaneasilyhideinatreeorbush.

Ifitistoolatetohideorrunawayananimalmustuseothermethodstosurviveanattack.OnetypeofsnakethatlivesinTexashasdevelopedaninterestingwaytodefenditself.Ifitisattackeditfirstmakesitselflookbiggerandpretendstobeadangeroussnake.Ifthatdoesn'tworkthesnakeusesanothertrick:itrollsoveropensitsmouthandactsasifitweredead.Thesnakeissuchagoodactorthatitseemsquitedead.Ifsomeonepicksitupithangslikearopeanddoesn'tmove.Howeverifyourollitbackonitsstomachitwillrolloveronitsbackagaininordertolookdead.

Anotherwaytosurviveanattackistohaveusefulbodyparts.Theturtlehasathick shellthatprotectsitfromitsenemiesandotheranimalshaveteethclawsandhornsthattheycanusetodefendthemselves.Therearealsoanimalsthatcanusetheirtailstofightoffattackers.Alongtailcanbeusedtohitanattackerandthereisevenananimalwhosetailwillbreakoffsothatitcanrunawayifsomeone grabs(抓住) it.

Thebestwaytostaysafeistodevelopawaytoreceiveanearlywarningwhendanger comes.Manyanimalsstaytogetherinlargegroupsandusesoundsandbodylanguagetowarneachotheriftheyseeorhearsomething suspicious.Someanimalsevenworktogetherwithother species tostaysafe.Thebirdsyouoftenseeonthebackofawater buffalo haveanimportantjob:theyhelpwarnthebuffaloofdanger.

58.Whatdoallanimalshaveincommontoprotectthemselves?

A.Pretendi

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