firefly, lightning bug, lightning bugs, lightningbug, fireflies, beetle, nocturnal insect, bioluminescense, bioluminescent, luminescent, luminous, chemiluminescence, photuris spp., Pennsylvania firefly, woods firefly, tail light, glow, glowing, flash, flashing, insect, bug, bugs, chemical reaction, blink, blinking, firefly larva, firefly larvae, lightning bug larva, lightning larvae, insect larva, insect larvae, firefly larva eating worm prey, firefly larvae eating worm prey, lightning bug larva eating worm prey, lightning bug larvae eating worm prey, firefly metamorphosis, lightning bug metamorphosis, firefly life cycle, lightning bug life cycle, glow worm, glo-worm, glow-worm, predator, predation