Skip navigation
Skip navigation

Interspecific assistance: fiddler crabs help heterospecific neighbours in territory defence

Booksmythe, Isobel; Jennions, Michael; Backwell, Patricia


Theory predicts that territory owners will help established neighbours to repel intruders, when doing so is less costly than renegotiating boundaries with successful usurpers of neighbouring territories. Here, we show for the first time, to our knowledge, cooperative territory defence between heterospecific male neighbours in the fiddler crabs Uca elegans and Uca mjoebergi. We show experimentally that resident U. elegans were equally likely to help a smaller U. mjoebergi or U. elegans neighbour...[Show more]

CollectionsANU Research Publications
Date published: 2010
Type: Journal article
Source: Biology Letters
DOI: 10.1098/rsbl.2010.0454


File Description SizeFormat Image
01_Booksmythe_Interspecific_assistance:_2010.pdf123.81 kBAdobe PDF    Request a copy

Items in Open Research are protected by copyright, with all rights reserved, unless otherwise indicated.

Updated:  19 May 2020/ Responsible Officer:  University Librarian/ Page Contact:  Library Systems & Web Coordinator