comma butterfly, closed wing

angulated animal antennae backside beauty brown butterfly calbum caterpillar closed closeup colors comma dark daylight dentate drawings entomologist entomology environment environmental europe excavated flight flower fly insect irregularly italy larva latium macro male margins metamorphosis morning moth nectar nymphalidae orange outdoor outer polygonia polyphagous pupa rieti sabine season seasonal side summer sunlight sunny underside ventral wild wildlife wings zoology