Life history constraints on sexual selection: an investigation using territoriality in butterflies
Life history constraints on sexual selection: an investigation using territoriality in butterflies
批准号:
ARC : DP0210196
负责人:
金额:
$22.5万
依托单位国家:
澳大利亚
项目类别:
Discovery Projects
财政年份:
2002
资助国家:
澳大利亚
项目状态:
已结题
起止时间:
2002-01-01 至 2006-12-31
中文摘要
性别选择的生活史约束:蝴蝶领地性的调查。当代对雄性竞争行为进化的研究在很大程度上忽略了生活史的影响。然而,竞赛行为应该受到生命史的影响,因为战斗的成本(受伤或死亡)是在生命史货币中提取的。在这里,我的目的是测量一个领土蝴蝶的生殖价值,并分离该参数,生理条件和战斗经验对雄性攻击的影响。我提出了一种创新的实验方法来揭示这些共同变化的生活史影响的影响,这有望对竞争行为的进化产生令人兴奋和高度原创的见解。
英文摘要
Life history constraints on sexual selection: an investigation using territoriality in butterflies. Contemporary studies into the evolution of male contest behaviour largely ignore the influence of life history. However, contest behaviour should be influenced by life history because the costs of fighting (injury or death) are extracted in a life history currency. Here I aim to measure reproductive value in a territorial butterfly, and to isolate the effects of this parameter, physiological condition and fighting experience upon male aggression. I propose an innovative experimental approach to unraveling the effects of these covarying life history influences which promises exciting and highly original insights into the evolution of contest behaviour.
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