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Pogonomyrmex barbatus is a species of harvester ant from the genus Pogonomyrmex. Its common names include red ant and red harvester ant. [1] These large (5– to 7-mm) ants prefer arid chaparral habitats and are native to the Southwestern United States. [2] Nests are made underground (up to 2.5 m deep) in exposed areas.
Pogonomyrmex badius workers transporting a seed to add to their granary Messor sp. carrying seeds into their nest. Harvester ant is a common name for any of the species or genera of ants that collect seeds (called seed predation), or mushrooms as in the case of Euprenolepis procera, which are stored in the nest in communal chambers called granaries. [1]
Pogonomyrmex (sensu stricto) workers have the most toxic venom documented in any insects, with Pogonomyrmex maricopa being the most toxic tested thus far. [3] It has an LD 50 of only 0.12 mg/kg, compared to western honey bee venom, at 2.8 mg/kg, and comparable to cobra venom.
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In the Chihuahuan Desert, Novomessor cockerelli competes for resources with another seed-eating ant species, the red harvester ant (Pogonomyrmex barbatus). It has been found that workers of N. cockerelli will emerge from the nest early in the morning and plug the entrance holes of nearby P. barbatus colonies with grit and small stones thus ...
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Pogonomyrmex occidentalis, or the western harvester ant, is a species of ant that inhabits the deserts and arid grasslands of the American West at or below 6,300 feet (1,900 m). [2] Like other harvester ants in the genus Pogonomyrmex , it is so called because of its habit of collecting edible seeds and other food items.