An ‘unkindness’ of ravens? Measuring prosocial preferences in Corvus corax

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• 作者：Megan L. Lambert^a ; Jorg J.M. Massen^b ; Amanda M. Seed^c ; Thomas Bugnyar^b ; ^d ; Katie E. Slocombe^a ; ^{katie.slocombe@york.ac.uk}
• 关键词：altruism ; avian cognition ; corvid ; Corvus corax ; prosociality ; raven
• 刊名：Animal Behaviour
• 出版年：2017
• 出版时间：January 2017
• 年：2017
• 卷：123
• 期：Complete
• 页码：383-393
• 全文大小：805 K
• 卷排序：123

文摘

Most studies of prosociality in nonhuman animals have focused on primates. We examined whether ravens act to provide food to their group mates. Ravens were not prosocial towards partners, regardless of their relationship. Instead, subjects stopped responding on trials when they received no rewards.