Testing models of facultative sex ratio adjustment in the pollinating fig wasp Platyscapa awekei.

Abstract excerpt

Female hymenoptera are renowned for their ability to adjust offspring sex ratio to local mate competition. When two females share a patch, they frequently produce clutches that differ in size, the female with the larger clutch optimally producing a more female-biased sex ratio and vice versa. Females can base their sex allocation on their own clutch size only ("self-knowledge") or on both females' clutch sizes...

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