Last modified: Feb. 3, 2021, 6:31 p.m.
A common species in the southern part of Belgium, less widespread and not so common in the northern part of the country.
The larvae live gregariously in a silken web on many trees and shrubs.
Hibernates as egg.
The adults fly from mid June till the end of August in one generation. They come to light, males more frequently than females.