While observing the Messor Pogonomyrmex rugosus nest last week, I noticed one ant working on a seedling that was in a patch of other small plants to one side of the mound. (These are mostly Pectocarya – combseed).
The worker ant seemed to be using its mandibles on the base of the plant.
Of course, Messor worker [...]
During a quick hike through South Mountain Park in Phoenix, Arizona yesterday, I spotted a Messor Pogonomyrmex rugosus harvester ant mound.
The refuse or midden pile was covered with a fluffy material.
The ants apparently have been collecting the seeds of this plant, and discarding the seed coats.
It is a common plant in the Sonoran desert. Do [...]