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Female choice by electric pulse duration: attractiveness of the males' communication signal assessed by female bulldog fish, Marcusenius pongolensis (Mormyridae, Teleostei)

URN to cite this document:
urn:nbn:de:bvb:355-epub-37250
DOI to cite this document:
10.5283/epub.3725
Machnik, Peter ; Kramer, Bernd
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Date of publication of this fulltext: 05 Aug 2009 13:44


Abstract

In adult males of the South African weakly electric bulldog fish, Marcusenius pongolensis, the duration of the electric organ discharge (EOD) increases with body size over lifetime. Although there is experimental support for intrasexual selection (male-male competition) having shaped the males' EOD pulse duration in evolution, nothing is known about intersexual selection, such as female choice. ...

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