Linked from
The 16 pages that link to Insect mouthparts, each with the reason it gives.
Evolution of insectsRelated: Their diversification let insect lineages exploit many food sources.
LeafhopperRelated: Leafhoppers pierce plant tissue with slender stylets housed within a beak.
PlanthopperRelated: Their stylets pierce plant tissues and conduct sap to the digestive tract.
PsocopteraRelated: Psocopterans have chewing mouthparts suited to grazing on surface growths.
CurculionidaeRelated: Weevils use chewing mouthparts at the tip of the rostrum.
MantophasmatidaeRelated: After capture, heelwalkers use chewing mouthparts to consume prey.
TabanidaeRelated: Female tabanids use cutting mouthparts to draw blood from many vertebrate hosts.