Fig. 2From: Behavioral and molecular studies of quantitative differences in hygienic behavior in honeybeesThe HB activities of single worker bees derived from the high and low HB source and crosses. a The portion of worker bees engaging in hygienic behavioral tasks. b The hygienic activities per worker from the different sources and crosses. Medians were compared using the Mann–Whitney-U test, and **denotes P < 0.01; P in figure b was P = 0.19Back to article page