Host plants:
The larva feeds in poplars and aspen, may-be also in other woods.
Habitat:
Cossus terebra inhabits most often cool (mountain) regions with plenty of soft woods.
Life cycle:
The moths occur between June and August. Larvae need several years to pupation.
Remarks:
Cossus terebra occurs in the Pyrenees, Alps, Apennines and parts of eastern and northern Europe.