CREATION BY EVOLUTION
One of the most striking of the evolutionary habits of ants is social parasitism, which leads colonies of different species to live very near or actually with one another. One of these
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Fig. 5.—A small Texas ant (Mycetosoritis hartmani) that grows fungus. Considerably enlarged, a, worker, dorsal view; b, same in profile; c, male.
colonies exploits its neighbor, but the character of the exploitation varies. One species preys on the brood of another or enslaves it; another species uses its host merely for the purpose of bringing up its own brood; still another merely
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