Longhorn moths courting

Longhorn moths courting

Observation - Longhorn moths courting - UK and Ireland. Description: Masses of males were gathering on upper twigs of a hawthorn bush and then performing bouts of group display flying. A lek system to attract females. Most likely Adela reaumurella.

Masses of males were gathering on upper twigs of a hawthorn bush and then performing bouts of group display flying. A "lek" system to attract females. Most likely Adela reaumurella.