harvester ant

noun
any of several red or black ants, especially of the genus Pogonomyrmex, of the southwestern U.S., that feed on and store the seeds of grasses.
Also called agricultural ant.


Origin:
1880–85

Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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Encyclopedia Britannica
Encyclopedia

harvester ant

any of several different genera of ants (e.g., Messor, Atta, Pheidole, Pogonomyrmex) that gather seeds and leaves. Messor species collect, husk, and store seeds in their nests. Atta species collect leaves and use them to grow fungi, which they eat.

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Encyclopedia Britannica, 2008. Encyclopedia Britannica Online.
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Example sentences
He utterly forgot about the last remaining harvester ant.
Taber describes the trails and clearings around harvester ant nests and how some species seal off their nest entrances at night.
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