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Author (up) Levin, L.E.
Title Passage order through different pathways in groups of schooling fish, and the diversified leadership hypothesis Type Journal Article
Year 1996 Publication Behavioural Processes Abbreviated Journal Behav. Process.
Volume 37 Issue 1 Pages 1-8
Keywords Animal sociality; Inter-individual variability; Aggregation-dispersion; Group problem solving
Abstract The diversified leadership hypothesis proposes that different individuals within a school of fish act as leaders in different circumstances. This `circumstantial leadership' results from inter-individual behavioral variability and a `cohesion-dispersion' tendency modulated by `failure-success' contingencies. The hypothesis predicts that when offered different pathways to escape the restriction of their swimming space, individuals within a group of fish will show 1. (a) consistent passage orders in each pathway, but2. (b) different passage orders in different pathways. Using an avoidance paddle and three different groups of fish (Aphyocharax erithrurus) the results confirmed prediction 1. (a) while prediction2. (b) was verified only in one group.
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Call Number Equine Behaviour @ team @ room B 3.029 Serial 2069
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Author (up) Levin, L.E.; Grillet, M.E.
Title [Diversified leadership: a social solution of problems in schools of fish] Type Journal Article
Year 1988 Publication Acta Cientifica Venezolana Abbreviated Journal Acta Cient Venez
Volume 39 Issue 2 Pages 175-180
Keywords Animals; Fishes; *Leadership; Reversal Learning/*physiology; *Social Behavior
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Language Spanish Summary Language Original Title Liderazgo diversificado: una solucion social de problemas en el cardumen
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ISSN 0001-5504 ISBN Medium
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Notes PMID:3251383 Approved no
Call Number Serial 2045
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