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- Ueno, Takatoshi
- Psyche 2014 v.2014 no.363174 pp. 4
- Pimpla; eggs; females; males; oviposition; parasitic wasps; prediction; progeny; sex allocation; sex ratio; spermatozoa; wasps
- ... The offspring sex ratios of parasitoid wasps often depend on the age of ovipositing females. Physiological constraints such as sperm depletion and senescence are a likely cause. Also, maternal control in response to female age may be an alternative explanation. Here valvifer or abdominal tip movements were used to assess whether age-dependent sex ratio was due to physiological constraints or mater ...