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扁颅蝠的扩散行为研究
引用本文:张礼标,洪体玉,韦力,朱光剑,张光良,巩艳艳,杨剑,胡慧建.扁颅蝠的扩散行为研究[J].兽类学报,2011,31(3).
作者姓名:张礼标  洪体玉  韦力  朱光剑  张光良  巩艳艳  杨剑  胡慧建
作者单位:1. 广东省昆虫研究所,广州,510260
2. 丽水学院化学与生命科学学院,丽水,323000
3. 广东省昆虫研究所,广州510260;广西师范大学生命科学学院,桂林541004
基金项目:国家自然科学基金资助项目(30800102); 北京林业大学985优势学科建设平台
摘    要:我们于2002~2007年在广西龙州县和宁明县采用标记重捕法对扁颅蝠的扩散行为进行研究,共标记669只(成体316只,亚成体353只;雌雄分别为293只和376只),重捕到139只(重捕率20.8%)。结果表明,大部分扁颅蝠雌雄后代在性成熟前发生扩散,其亚成体扩散率无性别差异(雄性82.2%,雌性66.7%;P>0.05)。对成年雌雄两性扩散率(雄性76.5%,雌性58.5%)的分析亦未见性别差异(P>0.05),但亚成体和成体合并结果显示雄蝠扩散率(80.7%)高于雌蝠(62.3%,P<0.01)。此外,我们还测量了扩散的距离,雄性后代的扩散距离(787.5±26.980m,n=37)比雌性(517.4±25.308m,n=24)远(P<0.01);在出现扩散的61只后代中,仅有一只(0.7%)雄性亚成体扩散到其它的竹林,其余个体均在出生竹林内的不同竹筒之间进行扩散。

关 键 词:扩散行为  婚配制度  标记重捕  扁颅蝠  

Dispersal behaviour of the lesser flat-headed bat,Tylonycteris pachypus(Chiroptera:Vespertilionidae)
ZHANG Libiao,HONG Tiyu,WEI Li,ZHU Guangjian,ZHANG Guangliang,GONG Yanyan,YANG Jian,HU Huijian.Dispersal behaviour of the lesser flat-headed bat,Tylonycteris pachypus(Chiroptera:Vespertilionidae)[J].Acta Theriologica Sinica,2011,31(3).
Authors:ZHANG Libiao  HONG Tiyu  WEI Li  ZHU Guangjian  ZHANG Guangliang  GONG Yanyan  YANG Jian  HU Huijian
Institution:ZHANG Libiao1 *,HONG Tiyu1,WEI Li2,ZHU Guangjian1,ZHANG Guangliang1,GONG Yanyan1,3,YANG Jian1,HU Huijian1(1 Guangdong Entomological Institute,Guangzhou 510260,China)(2 School of Chemistry and Life Science,Lishui University,Lishui 323000,China)(3 College of Life Sciences,Guangxi Normal University,Guilin 541004,China)
Abstract:We investigated offspring dispersal in the lesser flat-headed bat,Tylonycteris pachypus(Chiroptera:Vespertilionidae) in both Longzhou and Ningming counties,Guangxi,China,from 2002 to 2007,by marking and recapturing.A total of 669 individuals(316 adults and 353 juveniles,293 males and 376 females) were marked,and 139 of them(20.8%) were subsequently recaptured.The results showed that both male and female offspring dispersed away from their natal roosts before maturity.The dispersal rates of juvenile males(82...
Keywords:Dispersal behaviour  Marking and recapturing  Mating system  Tylonycteris pachypus  
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