Show insect processions among the curious sights sometimes witnessed by entomologists are the processions formed by the lar rae of a moth inhabiting pine trees in fit tome some parts of france they march la in tingle ingle file and the leader spins a thread which is added to by its follow ers A procession consisting of ot of these larvae was seen last april in the woods near Ar eachon the pro cessions are formed both at night when the creatures make excursions irom rom their nest to teed feed on the young leaves and in the daytime when they lescene to the ground to seek a place in the sand where they may burrow and nd pass to the pupa stage A kind of fly was observed attacking the procession above mentioned to lay its eggs in the marching larvae |