a 17-year brood x cicada is caught mid-transformation as it slowly molts from its shell.

flying insect fly transformation transform nymph molting molt legs wing wings eye eyes tree bark virginia winged insects arthropod arthropods compound magicicada year cicada locust locusts brood blue-eyed thorax large bug transparent trunk macro nature invertebrate summer cicadas head entomology natural forest wild closeup outdoor animal wildlife red 17-year caught mid-transformation slowly molts shell stage emerges shell