Fig. 1From: Comparative transcriptional analysis provides insights of possible molecular mechanisms of wing polyphenism induced by postnatal crowding in Aphis gossypiiEffects of postnatal crowding on wing morph switch in Aphis gossypii. a Proportion of wing cotton aphids induced by postnatal crowding at different population densities in laboratory. b Morphology of wingless cotton aphid. c Morphology of wing cotton aphid. Scale bars, 0.5 mmBack to article page