| In the queenless ant S. peetersi, dyadic aggressions lead to a hierarchy, and only alpha mates and lays eggs. |
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| These samples were collected from different queenless colonies, the worker brood emerging being laid by workers. |
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| Japanese queenless ants, Pristomyrmex pungens, have been observed defending their nests, food resources, and recruitment trails against other conspecific colony members. |
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| Kramnik is perhaps the greatest exponent of heavyweight queenless middlegames in the history of chess. |
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| We have yet to identify every factor involved, but one variable is whether the nest contains a queen ant or is queenless. |
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| If such a queen is immediately allowed to run through the entrance of a queenless colony, the queening is usually successful. |
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| Queenless colonies generally rear male and female sexuals which typically mate in the nest. |
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