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小杜鹃对强脚树莺的巢寄生及其卵色模拟
作者姓名:Yang CC  Cai Y  Liang W
作者单位:海南师范大学生命科学学院;中山大学生命科学学院;
基金项目:2009年度教育部新世纪优秀人才支持计划(NCET-10-0111)资助
摘    要:于1999-2009年的鸟类繁殖季(4-8月)对贵州宽阔水自然保护区内的强脚树莺(Cettia fortipes)的繁殖进行监测,并采用光纤光谱仪,通过主成分分析、反射光谱、罗宾逊投射等方法对强脚树莺的卵色与小杜鹃(Cuculus poliocephalus)对其寄生的卵色模拟程度进行分析。研究结果表明,强脚树莺的繁殖成效在不同年份间均无显著差异,但其巢被捕食率和巢被寄生率都较高,分别为49.26%和9.18%。通过反射光谱分析,表明小杜鹃卵在色调和色度上高度模拟强脚树莺的卵,但其亮度高于宿主卵,而且在人眼无法探测的紫外光部分存在差异。

关 键 词:光纤光谱仪  巢寄生  卵色模拟  寄生率  繁殖成效  小杜鹃  强脚树莺  

Brood parasitism and egg mimicry on Brownish-flanked Bush Warbler (Cettia fortipes) by Lesser Cuckoo (Cuculus poliocephalus)
Yang CC,Cai Y,Liang W.Brood parasitism and egg mimicry on Brownish-flanked Bush Warbler (Cettia fortipes) by Lesser Cuckoo (Cuculus poliocephalus)[J].Zoological Research,2010,31(5):555-560.
Authors:Yang Can-Chao  Cai Yan  Liang Wei
Institution:YANG Can-Chao1,2,CAI Yan1,LIANG Wei1,(1. College of Life Sciences,Hainan Normal University,Haikou 571158,China,2. School of Life Sciences,Sun Yat-sen University,Guangzhou 510275,China)
Abstract:Nest fate of Brownish-flanked Bush Warbler (Cettia fortipes) was conducted in breeding seasons from 1999 to 2009 in Kuankuoshui Natural Reserve, Guizhou province. Predation rate, parasitism rate, hatching success, nesting success and reproductive success were surveyed and egg color was quantified using spectrophotometer. Principal component analysis, reflectance spectrum and Robinson Project were used to analyze the egg color of bush warbler and egg mimicry of Lesser Cuckoo (Cuculus poliocephalus) in parasi...
Keywords:Spectrophotometer  Brood parasitism  Egg mimicry  Parasitism rate  Breeding success  Brownish-flanked Bush Warbler (Cettia fortipes)  Lesser Cuckoo (Cuculus poliocephalus)  
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