Geographical variation in nest defense among cinereous tit populations in China
作者机构：Jilin Engineering Laboratory for Avian Ecology and Conservation GeneticsSchool of Life SciencesNortheast Normal UniversityChangchun 130024China Jilin Provincial Key Laboratory of Animal Resource Conservation and UtilizationSchool of Life SciencesNortheast Normal UniversityChangchun 130024China Ministry of Education Key Laboratory of Vegetation EcologySchool of Life SciencesNortheast Normal UniversityChangchun 130024China Ministry of Education Key Laboratory for Ecology of Tropical IslandsCollege of Life SciencesHainan Normal UniversityHaikou 571158China
出 版 物：《Current Zoology》 (动物学报（英文版）)
年 卷 期：2023年第69卷第1期
页 面：59-65页
核心收录：
学科分类：0710[理学-生物学] 07[理学] 071002[理学-动物学]
基 金：supported by the National Natural Science Foundation of China(no.32001094 to J.Y. 31770419 and 31971402 to H.W. and 31772453 and 31970427 to W.L.)
主 题：cinereous tit geographical variation nest defense behavior nest predation
摘 要：Behavioral divergence among populations is common across taxonomic groups,still we know very little about anti-predator *** exposure to predation risk is variable in different ecological *** addition,reproduction value of animals in different geographical regions usually *** this study,we tested whether cinereous tits Parus cinereus in different populations exhibited nest defense behaviors similar to those of nest or adult predators and whether their nest defense behaviors showed geographical *** using field dummy experiments,we observed tits’nest defense behavior in nest predator common chipmunk Tamias sibiricus and red squirrel Sciurus vulgaris,adult predator Eurasian sparrowhawk Accipiter nisus and nonthreatening species Oriental turtle dove Streptopelia orientalis in the ZJ(44°N),DZ(31°N),and DLS(18°N)populations,*** response scores varied significantly across the 4 dummies in ZJ-tits and DLS-tits but did not in *** facing the chipmunk,ZJ-tits showed the highest response score and DZ-tits showed the lowest response *** facing the squirrel,ZJ-tits showed a higher response score than tits in the other 2 ***,tits among the 3 populations responded similarly to a sparrowhawk or dove with slight response *** addition,response scores to nest predators were positively correlated with brood size across the 3 populations,but no trend was found for sparrowhawks or *** results indicated that the nest defense behaviors of cinereous tits have evolved in response to large-scale geographical variation in ecological contexts and reproduction value.
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