bombus: Bombus pollen data.
Description
To investigate how pollen removal varied with reproductive caste in bemblebees (Bombus sp.) Harder and Thompson (1989) recorded the proportion of pollen removed by thirty five bumblebee queens and twelve worker bees.source
Harder, L. D. and Thompson, J. D. 1989. Evolutionary options for maximizing pollen dispersal in animal pollinated plants. American Naturalist 133: 323-344.