Restricting prey dispersal can overestimate the importance of predation in trophic cascades.

Predators can affect prey populations and, via trophic cascades, predators can indirectly impact resource populations (2 trophic levels below the predator) through consumption of prey (density-mediated indirect effects; DMIEs) and by inducing predator-avoidance behavior in prey (trait-mediated indir...

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Bibliographic Details
Main Authors: Nathan R Geraldi, Peter I Macreadie
Format: Article
Language:English
Published: Public Library of Science (PLoS) 2013-01-01
Series:PLoS ONE
Online Access:http://europepmc.org/articles/PMC3567106?pdf=render