In Japan, Dendroleon jezoensis larvae lurk on the surface of rocks for several years while awaiting prey; during this time they often become coated with lichen, and have been recorded at densities of up to 344 per square metre.
En Xapón, as larvas de Dendroleon jezoensis axexan na superficie de rochas durante varios anos mentres agardan polas presas; durante este tempo a miúdo quedan cubertas de liques, e chegan a ter densidades de 344 por metro cadrado.