Eggs measured 0.8 mm and hatched in 15 days. They became faintly luminescent 2 or 3 days after oviposition and remained luminescent until they hatched. Six predators of this firefly were recorded: ...

One room is filled with floor-to-ceiling shelves of glass jars that contain firefly eggs or larvae, originating from fireflies found in the village. Here, each jar turns into a mini torch at night ...

Firefly eggs also glow. Fireflies are said to flash their light to attract a mate, as well as use it to send signals and warnings. According to Konuma, genji-botaru fireflies flash every two ...