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United States Department of Agriculture

Agricultural Research Service

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   Image Number D3134-1

The fire ant’s sting apparatus, which includes stinger, poison gland (source of venom and allergy-causing proteins), and Dufour’s gland (source of trail pheromone). Length from stinger tip to end of poison sack is about 1.5 millimeters.


Photo by Justin Schmidt.

640 pixels wide: (d3134-1.jpg)

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Last Modified: 6/27/2017
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