Life … Animals Arthropods Insects Butterflies and Moths Emperor, Royal, Moon, and Giant Silk Moths Saturnia Small Emperor Moth species 8,929 observations Small Emperor Moth Saturnia pavonia Field notes Supported by All 33 native plantssupport it in the US Caterpillar hosts Plants its caterpillars eat Bog Bilberry, Common Bilberry, Marsh Cinquefoil, Red Raspberry 33 Close