Environmental determination of the male morph in the ant Cardiocondyla obscurior (Hymenoptera: Formicidae)

DOI to cite this document:: 10.5283/epub.5624

Du, Y. ; Schrempf, A. ; Heinze, J.

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Date of publication of this fulltext: 05 Aug 2009 13:50

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Item type:	Article
Journal or Publication Title:	European Journal of Entomology
Volume:	104
Number of Issue or Book Chapter:	2
Page Range:	pp. 243-246
Date:	2007
Institutions:	Biology, Preclinical Medicine > Institut für Zoologie
Keywords:	Formicidae; male dimorphism; environmental morph determination; Cardiocondyla; ergatoid males
Dewey Decimal Classification:	500 Science > 570 Life sciences 500 Science > 590 Zoological sciences
Status:	Published
Refereed:	Yes, this version has been refereed
Created at the University of Regensburg:	Unknown
Item ID:	5624

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Abstract

Cardiocondyla is one of the few ant genera in which winged dispersing males coexist with wingless fighter males, which predominantly mate inside their maternal nests. Male polymorphism is not genetically determined but induced by environmental conditions (e.g., a decrease in temperature). The factors leading to the production of winged males were studied in more detail by exposing colonies of C. ...

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