Female calling behaviour in the Asian longhorned beetle (Coleoptera: Cerambycidae)

Female Asian longhorned beetles, Anoplophora glabripennis (Motschulsky) (Coleoptera: Cerambycidae), were observed rhythmically extruding their genitalia, resembling the calling behaviour observed in other species of Cerambycidae. We demonstrate that only female A . glabripennis adults perform this behaviour, which lasts up to nearly six minutes and typically includes two types: (1) extrusion of only the tip of genitalia and (2) genitalia fully...