Maturation of the Male Pales Weevil (Coleoptera: Curculionidae) Reproductive System and its Effect on Male Response to Females


Male pales weevils, Hylobius pales (Herbst), were sexually immature upon emergence from their pupal cells. During the first 2 wk of adult life the concentration of sperm bundles in the testes increased, and a lumen containing a granular material began to form in the accessory glands. Most individuals had active sperm when 2 wk old. Four-week-old males had a… (More)


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