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Abstract

The results are presented of studies on enslavement of adult Formica cinerea cinerea workers by Formica sanguinea a phenomenon hitherto unknown under natural conditions. Such enslavement follows periodic invasions and temporary occupation of nests of a slave species by F. sanguinea. During the...

Author(s)
Czechowski, W.; Rotkiewicz, W.
Citation
Annales Zoologici, 1997, 47, 3/4, pp 469-478
Abstract

Primary (egg) sex ratios and secondary (adult) sex ratios were compared in colonies of Formica exsecta with different worker sex allocation optima, due to different degrees of relatedness asymmetry among colonies. Fifty-nine colonies were sampled on 3 adjacent islands on the southwest coast of...

Author(s)
Sundström, L.; Chapuisat, M.; Keller, L.
Citation
Science (Washington), 1996, 274, 5289, pp 993-995