Three female morphological castes in the Florida harvester ant Pogonomyrmex badius: queen (left), major worker (top), and minor worker (bottom). Archbold Biological Station, Florida, USA

Pogonomyrmex badiusPogonomyrmexformicidaemyrmicinaeinsectsantsinsecthymenopterasocial insectscolonycastepolymorphismdivision of labordevelopmentplasticityfemalesant castesqueenqueensgynesharvester antsflorida harvester antgeneticstask partitioninglaboreusocialeusocialityevolutionbiologyaculeataapocrita