Aggression and Mating Success in Male Spider Mites

Male Tetranychus urticae search for and defend quiescent pharate females. Intruding males may be threatened or attacked. Fights involve pushing and grappling with the forelegs, jousting with the mouthparts, and entangling the opponent with silk. In these encounters larger males usually win. Sole pos...

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Veröffentlicht in:Science (American Association for the Advancement of Science) 1976-07, Vol.193 (4248), p.160-161
Hauptverfasser: Potter, Daniel A., Wrensch, Dana L., Johnston, Donald E.
Format: Artikel
Sprache:eng
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Zusammenfassung:Male Tetranychus urticae search for and defend quiescent pharate females. Intruding males may be threatened or attacked. Fights involve pushing and grappling with the forelegs, jousting with the mouthparts, and entangling the opponent with silk. In these encounters larger males usually win. Sole possession of a female at her ecdysis virtually ensures successful mating.
ISSN:0036-8075
1095-9203
DOI:10.1126/science.193.4248.160