Robert Cruikshank's 1818 etching "A Dandy Fainting" caricatures a roomful of corseted young gents, presenting them as boneless alien forms akin to Aesop's grasshoppers, playing all day while the ants work.

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He had no argument with its work on bees, wasps, and ants, he said.

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The most conspicuously selfless are the social insects, the ants, bees and wasps in which most individuals work tirelessly for the good of the colony and never reproduce themselves.

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Dubbed "coralbots", they are being designed to work in groups, in a similar manner to bees and ants.

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The team hopes to conduct further work to explore the detailed function of the head movements, and how ants may sense and perceive carrying unequally balanced objects.

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