Tau Emperor, Aglia tau larvae, third instar, on Silver birch branch Betula pendula, Larva food plant, Cannobina Valley, Piedmont, Italian Alps, June, Photo by Gianpiero Ferrari Stock Photo - Afloimages
Tau Emperor, (Aglia tau) larvae, third instar, on Silver birch branch (Betula pendula), Larva food plant, Cannobina Valley, Piedmont, Italian Alps, June, Photo by Gianpiero Ferrari