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Changes in Male Perseverance in Courtship and Female Readiness To Mate in a Strain of the Parasitic Wasp Nasonia Vitripennis Over a Period of 20+ Years

Changes in Male Perseverance in Courtship and Female Readiness To Mate in a Strain of the... CHANGES IN MALE PERSEVERANCE IN COURTSHIP AND FEMALE READINESS TO MATE IN A STRAIN OF THE PARASITIC WASP NASONIA VITRIPENNIS OVER A PERIOD OF 20+ YEARS by J. VAN DEN ASSEM and F. JACHMANN (Institute of Evolutionary and Ecological Sciences, Div. Ethology, University of Leiden, P.O. Box 9516, 2300 RA Leiden, The Netherlands) ABSTRACT In 1971, a laboratory culture of the parasitic wasp Nasonia vitripennis (later known as Strain Leiden LabII) was initiated for a study of the organisation of insect reproductive behaviour. Reliable, quantified data are available for a period of 20+ years (ca 500 generations). Data on behavioural changes in laboratory cultures seem to be lacking entirely, although the issues at stake may be important. Therefore, we compare data sets from different periods in a search for effects of selection exerted by the culture situation. Shifts in female reactivity to male courtship stimuli (decrease), in processes underlying female sexual receptivity (increase), and in processes underlying male perseverance once engaged in courtship (decrease), are revealed. Results are related to side effects of the key courtship-stimulus (the male's volatile mandibular pheromone) and compared to long- time cultures of Melittobia species. In Melittobia, differential side effects of pheromone release http://www.deepdyve.com/assets/images/DeepDyve-Logo-lg.png Netherlands Journal of Zoology (in 2003 continued as Animal Biology) Brill

Changes in Male Perseverance in Courtship and Female Readiness To Mate in a Strain of the Parasitic Wasp Nasonia Vitripennis Over a Period of 20+ Years

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Publisher
Brill
Copyright
© 1999 Koninklijke Brill NV, Leiden, The Netherlands
ISSN
0028-2960
eISSN
1568-542X
DOI
10.1163/156854299X00092
Publisher site
See Article on Publisher Site

Abstract

CHANGES IN MALE PERSEVERANCE IN COURTSHIP AND FEMALE READINESS TO MATE IN A STRAIN OF THE PARASITIC WASP NASONIA VITRIPENNIS OVER A PERIOD OF 20+ YEARS by J. VAN DEN ASSEM and F. JACHMANN (Institute of Evolutionary and Ecological Sciences, Div. Ethology, University of Leiden, P.O. Box 9516, 2300 RA Leiden, The Netherlands) ABSTRACT In 1971, a laboratory culture of the parasitic wasp Nasonia vitripennis (later known as Strain Leiden LabII) was initiated for a study of the organisation of insect reproductive behaviour. Reliable, quantified data are available for a period of 20+ years (ca 500 generations). Data on behavioural changes in laboratory cultures seem to be lacking entirely, although the issues at stake may be important. Therefore, we compare data sets from different periods in a search for effects of selection exerted by the culture situation. Shifts in female reactivity to male courtship stimuli (decrease), in processes underlying female sexual receptivity (increase), and in processes underlying male perseverance once engaged in courtship (decrease), are revealed. Results are related to side effects of the key courtship-stimulus (the male's volatile mandibular pheromone) and compared to long- time cultures of Melittobia species. In Melittobia, differential side effects of pheromone release

Journal

Netherlands Journal of Zoology (in 2003 continued as Animal Biology) – Brill

Published: Jan 1, 1999

Keywords: laboratory culture; courtship; Nasonia; Melittobia

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