https://climbazoleinhibitor.co....m/the-vital-function
From a comparative perspective, their form is evocative of the queens of various obligately parasitic ants, which have, through evolutionary adaptations, lost their worker caste and occupy the colonies of related host organisms. A prominent theory suggests that workerless social parasites arise from reproductively isolated facultative intermediate populations, which adapt to parasitism in a sequential and incremental fashion. Nonethele