Mating with dead conspecifics in an invasive ladybird is affected by male sexual fasting and time since the female’s death
Michal Řeřicha,
Santiago Montoya-Molina,
Filip Harabiš
et al.
Abstract:High promiscuity and low mating partner choosiness in insects can sometimes result in a deviated mating behaviour such as mating with already dead individuals. In this study we investigated the occurrence of necrophilic behaviour in males of the invasive ladybird Harmonia axyridis using two laboratory experiments. For both no-choice and choice experiments, the probability of mating and mating duration were significantly affected by female status (alive, 1-day, 7-day, or 14-day old carcass) and by male mating s… Show more
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