Forficula auricularia L. Insecta , Dermaptera , Forficulidae . About 80 eggs are laid from November to January, a second batch containing fewer eggs being deposited in March-April. Oviposition takes place in an earthen cell. Nymphal development includes 4 instars , lasting 40-50 days. L ife Cycle - There is 1 generation per year.
All stages are present, except in the autumn, when there are only adults.
D amage - Occasionally, depredations may be severe. 4th stage Pupa feeding on aphids On peach. .