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锟斤拷台锟藉《锟斤拷锟较憋拷锟斤拷锟斤拷锟斤拷锟斤拷英锟斤拷锟斤拷锟斤拷学锟斤拷锟斤拷前锟斤拷锟街ｏ拷帅锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷杀锟街わ拷锟斤拷锟斤拷锟斤拷锟脚拷锟斤拷锟斤拷锟斤拷锟斤拷锟街わ拷锟斤拷锟剿э拷锟斤拷印锟�
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锟斤拷位锟斤拷锟斤拷学锟斤拷锟斤拷锟斤拷锟叫撅拷学锟斤拷锟侥硷拷庭锟洁簿锟斤拷锟秸硷拷锟较帮拷位女锟斤拷锟皆硷拷锟较帮拷位锟斤拷锟皆讹拷锟斤拷锟斤拷锟斤拷锟斤拷锟狡拷锟斤拷锟斤拷锟斤拷锟斤拷堑母锟侥革拷锟斤拷锟斤拷锟斤拷冉虾螅贸锟斤拷锟斤拷锟斤拷锟斤拷邸锟斤拷锟斤拷锟皆达拷锟斤拷泄锟斤拷锟斤拷锟斤拷锟斤拷锟�
锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷为锟斤拷锟斤拷Animal Behavior锟斤拷锟斤拷doi:10.1016/j.anbehav.2008.07.031 锟斤拷R. Elisabeth Cornwell锟斤拷David I Perrett锟斤拷
锟斤拷锟斤拷锟侥讹拷锟斤拷英锟侥ｏ拷
