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A strategy to increase cooperation in the volunteer's dilemma: reducing vigilance improves alarm calls.

Abstract:

One of the most common examples of cooperation in animal societies is giving the alarm in the presence of a predator. A reduction in individual vigilance against predators when group size increases (the "group size effect") is one of the most frequently reported relationships in the study of animal behavior, and is thought to be due to relaxed selection, either because more individuals can detect the predator more easily (the "many eyes" effect) or because the risk of predator attack is dilut...

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Publication status:
Published

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Institution:
University of Oxford
Department:
Oxford, MPLS, Zoology
Journal:
Evolution; international journal of organic evolution
Volume:
65
Issue:
3
Pages:
885-892
Publication date:
2011-03-05
DOI:
EISSN:
1558-5646
ISSN:
0014-3820
URN:
uuid:6b019b3f-c17e-4104-bb79-36249aff0100
Source identifiers:
209750
Local pid:
pubs:209750

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