- Do hornets have zombie workers?K R Foster
Department of Animal and Plant Sciences, University of Sheffield, Western Bank, Sheffield, S10 2TN, UK
Mol Ecol 9:735-42. 2000..The genetic data also revealed diploid males in one colony, the first example in the vespine wasps, and two colonies with double matrilines, suggesting that occasional usurpation by spring queens occurs...
- Convergent evolution of worker policing by egg eating in the honeybee and common waspK R Foster
Department of Animal and Plant Sciences, Sheffield University, UK
Proc Biol Sci 268:169-74. 2001..51 +/- 0.04, 95% confidence interval). Worker policing in V. vulgaris may be selected due to the colony-level benefit of conflict suppression...
- Colony kin structure and male production in Dolichovespula waspsK R Foster
Department of Animal and Plant Sciences, University of Sheffield, Sheffield, S10 2TN, UK
Mol Ecol 10:1003-10. 2001..The trend revealed by this comparison is as predicted by kin selection theory suggesting that colony kin structure has been pivotal in the evolution of the yellowjacket wasps...