The reason for the sexual dimorphism is due to provision size mass, in which females consume more pollen than males Research studies reveal that the temperature in brood cells affects the body size of these bees, with body size decreasing as temperature increases.
The reason for the sexual dimorphism is due to provision size mass. Females consume more pollen. This is with body size. This body size is decreasing as temperature increases in provision size mass. The temperature in brood cells affects the body size of these bees. This is what Males Research studies reveal.