Sex-specific participation in inter-group conflicts within a multilevel society:the first evidence at the individual level

作     者：Dapeng ZHAO Zhuoyue CHEN Baoguo LI Teresa ROMERO 

作者机构：Tianjin Key Laboratory of Animal and Plant ResistanceCollege of Life SciencesTianjin Normal UniversityTianjinChina College of Life SciencesNorthwest UniversityXi’anChina Institute of ZoologyShaanxi Academy of SciencesXi’anChina Department of Cognitive and Behavioral ScienceGraduate School of Arts and SciencesUniversity of TokyoTokyoJapan Japan Society for the Promotion of ScienceChiyodaTokyoJapan 

出 版 物：《Integrative Zoology》 (整合动物学（英文版）)

年 卷 期：2013年第8卷第4期

页      面：441-454页

核心收录：

学科分类：0710[理学-生物学] 081704[工学-应用化学] 07[理学] 0905[农学-畜牧学] 08[工学] 0817[工学-化学工程与技术] 0906[农学-兽医学] 070305[理学-高分子化学与物理] 080501[工学-材料物理与化学] 0805[工学-材料科学与工程（可授工学、理学学位）] 0703[理学-化学] 

基　　金：funded by the Talent Introduction Fund of Tianjin Normal University(5RL115) the Natural Science Foundation of China(31130061,31200293) the Cosmo Oil Eco Card Fund of Japan(2005–2011) supported by JSPS Research Fellowships for Foreign Researchers(P10311) 

主　　题：inter-group conflict mate defense multilevel society resource defense Rhinopithecus roxellana 

摘      要：Inter-group conflicts are common among many group-living animals and involve potentially complex motivations and *** living in multilevel societies offer a good opportunity to study inter-group *** study is the first to explore the function of sex-specific participation during inter-group conflicts within a multilevel society at the individual *** Sichuan snub-nosed monkey(Rhinopithecus roxellana)is an endangered seasonal breeding species living in a multilevel *** Sep 2007 to May 2008 we recorded 290 inter-group conflicts of a free-ranging provisioned band of *** in the Qinling Mountains of China to investigate the function of individual aggression during inter-group *** findings show that adult males were the main participants in inter-group conflicts,while females took part in them only *** male participation rate during the mating season,when adult females were estrous,was significantly higher than that during the non-mating ***,males directed their aggression to other males,and directed more intense aggression towards bachelor males than towards other resident *** both sexes,the participation rate as initiators was higher in the winter than that in the spring;and there was a significant positive correlation between group size and the participation rate as *** results suggest that inter-group aggression in Sichuan snub-nosed monkeys is linked to both mate defense and resource defense.