larval dragonfly grey shell. nymphal exuvia of gomphus vulgatissimus. white filaments hanging out of exuvia are linings of

exuvia dragonfly larval vulgatissimus grass shell exuviae grey nymphal gomphus blade wildlife insect close closeup plant wild nature nymph metamorphosis transformation detail empty background birth summer spring dry fauna macro life animal marsh larva environment skin natural pond arthropoda change dragon bug leg cocoon swamp exoskeleton moult odonata