Article
Worker reproduction in Formica ants.
The American naturalist - 1 Jul 2007
Helantera Heikki, Sundstrom Liselotte
Abstract excerpt
A potential tragedy of the commons arises in social-insect colonies where workers are fertile if egg-laying workers decrease their contribution to other tasks. We studied worker ovary development and egg laying in relation to kin structure, colony size, and the presence of a queen in nine species (11 populations) of Formica ants. Workers were highly fertile and laid eggs in the presence of a queen in five out of...
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