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

dragonfly emerging nymph instar ontario larval hillsburgh late darner stage canada wildlife insect metamorphosis nature detail natural close plant macro wild larva transformation closeup one animal outdoors larvae pond yellow day green nobody golden ringed life single summer wings wing skin water horizontal sit beauty landscape format hatch body outdoor birth grey shell nymphal exuvia gomphus vulgatissimus white filaments hanging out are linings tracheae exuviae dried outer casing blade grass