Abstract
Intermale variation in pheromone signaling has been confirmed and quantified by measurements of pheromone produced by single adult male Prostephanus truncatus (Horn) (Coleoptera: Bostrichidae). Males varied in both the amounts of the two components of their aggregation pheromone and the ratio of one component to the other. The mean rates of production of the pheromone components T1 and T2 were 1.9 and 0.5 μg/day, respectively. There were repeatable differences among males in the amounts of T2 produced and the proportion of T1 in the pheromone blend over two weeks. Of the 15 males studied, one released a large burst of pheromone in a short period, while the remainder, if they did release, did so over an extended period. This suggested that there may be two alternative release strategies and the significance of this is discussed.
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Hodges, R.J., Birkinshaw, L.A. & Farman, D.I. Intermale Variation in Aggregation Pheromone Release in Prostephanus truncatus . J Chem Ecol 28, 1665–1674 (2002). https://doi.org/10.1023/A:1019988815766
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DOI: https://doi.org/10.1023/A:1019988815766