蜘蛛(英语presentation)

theSPIDER Abriefintroduction Livearoundtheworld forest grasslands oldbuildings yourhouse eaves 屋檐 branch 树杈 yourbackgarden 40 000 ugly dangerous terrible disgusting poisonous Arachnophobia 蜘蛛恐惧症 appearance Tendencytostayindarkplaces Abilitytopoisonhumans Abriefintroduction MorphologicalFeatures 形态特征 LifeHabits Propagation 繁殖 Harmandgood MorphologicalFeatures 形态特征 Rash 痒 Arespidersinsectsornot 8legs 8eyes Only2parts MorphologicalFeatures 形态特征 LifeHabits Propagation 繁殖 Harmandgood LifeHabits habitat 栖息环境 eating weavingwebs venom 毒液 Theenvironmentspidersliveinisusuallysunlessshadyandhumid Spiderschieflyfeedoninsects othersmallspidersandsomesmallanimalssuchasfish frogsorbirds weavingwebs venom 毒液 Poisongland Poisonfang 30of40 000spidersproducepoisonthatcancauseseriousillnesstohumans Brownreclusespider 棕色遁蛛 Brazilianwonderingspider 巴西漫游蛛 Australianfunnel webspider 漏斗形蜘蛛 Blackwidowspider 黑寡妇 MorphologicalFeatures 形态特征 LifeHabits Propagation 繁殖 Harmandgood Propagation Themalespiderweavesaspecialweb Secretes 分泌 hissperm 精液 intotheweb Usehispalps 触须 tosuck 吸 thesperm Inserthispalpintothefemalespider sgenitalpore 生殖孔 Thespermmeettheeggsandmating 交配 processisover matingprocess MorphologicalFeatures 形态特征 LifeHabits Propagation 繁殖 Harmandgood Harmandgood Sometimestheybitehumansbutitisreallyrare harm Canbeusedtomanufacturemedicine Destroypests Itssilk 丝 isanexcellentmaterialwhichbenefitshuman good 2 250 000 6 000 000 MorphologicalFeatures 形态特征 LifeHabits Propagation 繁殖 Harmandgood Spidershow MorphologicalFeatures 形态特征 LifeHabits Propagation 繁殖 Harmandgood conclusion Spidersdomoregoodthenharmtous Toprotecttheenvironmentandkeeptheecologicalbalanceweshouldspare 饶恕 spidersandprotectthem Let smakefrie