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THE ONTOGENY OF CHEMICALLY-MEDIATED ANTIPREDATOR BEHAVIOURS IN NEWTS (NOTOPHTHALMUS VIRIDESCENS): RESPONSES TO INJURED AND NON-INJURED CONSPECIFICS

THE ONTOGENY OF CHEMICALLY-MEDIATED ANTIPREDATOR BEHAVIOURS IN NEWTS (NOTOPHTHALMUS VIRIDESCENS):... THE ONTOGENY OF CHEMICALLY-MEDIATED ANTIPREDATOR BEHAVIOURS IN NEWTS (NOTOPHTHALMUS VIRIDESCENS): RESPONSES TO INJURED AND NON-INJURED CONSPECIFICS by JASON R. ROHR 1,2) , DALE M. MADISON 2) and AARON M. SULLIVAN 2,3) ( 2 Department of Biological Sciences, Binghamton University, State University of New York, Binghamton, NY 13902-6000, USA) (Acc. 9-VI-2002) Summary Responses to alarm chemicals from injured prey may in uence predation risk and foraging success of receivers and senders, while learning can in uence the strength of these responses. Thus, it is important to know when in ontogeny prey produce and detect alarm substances and how learning shapes their response, but surprisingly little is known about either of these topics. We assessed when in the life of red-spotted newts, Notophthalmus viridescens , alarm chemicals are produced and detected by comparing adult versus eft (terrestrial juveniles) and larval responses to rinses and tissue extracts from individuals in each life-history stage. To evaluate the in uence of experience in larvae exposed to conspeciŽ c alarm substances and rinses from adults known to cannibalize larvae, we compared the response of naïve larvae, which had no prior experience with alarm chemicals or predators, to experienced larvae, which were likely to have experienced http://www.deepdyve.com/assets/images/DeepDyve-Logo-lg.png Behaviour Brill

THE ONTOGENY OF CHEMICALLY-MEDIATED ANTIPREDATOR BEHAVIOURS IN NEWTS (NOTOPHTHALMUS VIRIDESCENS): RESPONSES TO INJURED AND NON-INJURED CONSPECIFICS

Rohr, Jason; Madison, Dale; Sullivan, Aaron
Behaviour , Volume 139 (8): 18 – Jan 1, 2002
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References (52)

Publisher
Brill
Copyright
Copyright © Koninklijke Brill NV, Leiden, The Netherlands
ISSN
0005-7959
eISSN
1568-539X
DOI
10.1163/15685390260337895
Publisher site
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Abstract

THE ONTOGENY OF CHEMICALLY-MEDIATED ANTIPREDATOR BEHAVIOURS IN NEWTS (NOTOPHTHALMUS VIRIDESCENS): RESPONSES TO INJURED AND NON-INJURED CONSPECIFICS by JASON R. ROHR 1,2) , DALE M. MADISON 2) and AARON M. SULLIVAN 2,3) ( 2 Department of Biological Sciences, Binghamton University, State University of New York, Binghamton, NY 13902-6000, USA) (Acc. 9-VI-2002) Summary Responses to alarm chemicals from injured prey may in uence predation risk and foraging success of receivers and senders, while learning can in uence the strength of these responses. Thus, it is important to know when in ontogeny prey produce and detect alarm substances and how learning shapes their response, but surprisingly little is known about either of these topics. We assessed when in the life of red-spotted newts, Notophthalmus viridescens , alarm chemicals are produced and detected by comparing adult versus eft (terrestrial juveniles) and larval responses to rinses and tissue extracts from individuals in each life-history stage. To evaluate the in uence of experience in larvae exposed to conspeciŽ c alarm substances and rinses from adults known to cannibalize larvae, we compared the response of naïve larvae, which had no prior experience with alarm chemicals or predators, to experienced larvae, which were likely to have experienced

Journal

Behaviour – Brill

Published: Jan 1, 2002

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