Atta mexicana


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Atta mexicana nest at the base of a saguaro. Their nests are very different from those of Acromyrmex versicolor, a more common Arizona leafcutter ant.
Atta mexicana nest at the base of a saguaro. Their nests are very different from those of Acromyrmex versicolor, a more common Arizona leafcutter ant.
Atta mexicana minor worker.
Atta mexicana minor worker.
Atta mexicana minor worker.
Atta mexicana minor worker.
Atta mexicana  worker carrying dirt out of nest.
Atta mexicana worker carrying dirt out of nest.
Atta mexicana, closeup of head.
Atta mexicana, closeup of head.
Atta mexicana worker, view of back of head showing spines.
Atta mexicana worker, view of back of head showing spines.
Atta mexicana worker carrying minor worker from nest.
Atta mexicana worker carrying minor worker from nest.
Another view of an Atta mexicana nest. The nest is at the base of the saquaro cactus in the photo, and the excavated dirt is plainly visible.
Another view of an Atta mexicana nest. The nest is at the base of the saquaro cactus in the photo, and the excavated dirt is plainly visible.