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来自韩慧莲的问题

  Wolvestravelingroupsandtheyperformalmostalltheotheractivitiesoftheirlivesinthecompanyoffellowwolves.Thisisoneofthemostimportantfactsthatmodernsciencehavelearnedaboutwolvesandoneofthethingsthatmostcl

  Wolvestravelingroupsandtheyperformalmostalltheotheractivitiesoftheirlivesinthecompanyoffellowwolves.Thisisoneofthemostimportantfactsthatmodernsciencehavelearnedaboutwolvesandoneofthethingsthatmostclearlyexplaintheirwayoflife.

  Thepackisusuallyafamilygroup.Itismadeupofanimalsrelatedtoeachotherbyblood.Thecentreofapackisapairofwolves----anadultmaleandfemalethathaveproducedyoung.Theothermembersofthepackaretheiroffspring(后代):youngwolvesranginginagefrompupstotwo-andthree-year-olds.Mostpackshave6or7membersalthoughsomemayincludeasmanyas15wolves.

  Relationshipsamongcreaturesthatliveclosetogetheringroupsareoftenverycomplexandthisistrueofthetiesthatconnectthemembersofawolfpack.Scientificstudiesofcaptive(被捕获的)wolvesandwolfpacksinthewildhaveshownthatmanycomplexrulesofbehaviorseemtogovernthewaythattheanimalsrelatetoeachother.

  Whenwolfpupsarebornintoapackoneofthemostimportantthingstheymustlearnisthe“language”ofthegroupthemethodbywhichpackmemberskeepintouchwitheachothersharinginformationandcommunicatingtheirfeelings.Scientistshavediscoveredthatwolveshaveaverycomplexsystemofcommunication.

  Themostfamouswolfsoundisofcoursethehowlanditisaveryimportantpartofwolflanguage.

  Whenpeoplethinkabouthowlingtheyusuallyimagineasadlonelysoundmadebyawolfsittingallaloneonahilltopinthemoonlight.Howeverthispictureinmosthumanbeings’mindisnotcompletelytrue.Wolveshowlatanytimenotjustatnightandtheyoftenhowltogethernotalone.

  Grouporchorushowlingisanothermeansbywhichthemembersofawolfreaffirm(重申)theirtieswitheachotherandtheirclosenessasagroup.Onewolf----oftenthemaleleader----willpointitsnoseattheskyopenitsmouthandstarttohowl.Immediatelytheothermembersofthepackrushtostandbesidehimshouldertoshoulderandjointheirvoicestohis.Eachwolfhowlsonitsownnotesothatabigchorusofslightlydifferentsoundsisproduced.

  Chorushowlingoftentakesplacebeforeawolfpackgoesouttohunt.Attheendofasuccessfulhuntthepackmayalsocelebratewithagrouphowl.Whilewolvesareonthetrackofprey

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2020-05-20 19:17
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刘喜华

  【小题1】A【小题2】B【小题3】C【小题4】D【小题5】B解析分析:本文为议论文,主要介绍了在北美两派人对于狼的优点与缺点所引起的辩论。一方认为狼应该被杀;另一方面认为狼必须受到保护以确保他们不会消...

2020-05-20 19:21:53

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