Common Eastern Firefly
Scientific Name: Photinus pyralis
Order & Family: Coleoptera: Lampyridae
Size: 10 to 14 millimeters (approx. 0.4 to 0.55 inches)

Natural Habitat
Found in meadows, suburban backyards, and the edges of wooded areas, particularly in humid environments near water.
Diet & Feeding
Larvae are predatory and eat slugs, snails, and worms. Adults may eat pollen, nectar, or nothing at all during their short lifespan.
Behavior Patterns
Crepuscular and nocturnal; they use bioluminescent flashes to attract mates. They exhibit a 'J-stroke' flight pattern while flashing.
Risks & Benefits
Benefits include biological pest control of slugs and snails during the larval stage. They are harmless to humans but may be toxic if ingested by pets due to lucibufagins.
Identified on: 2/6/2026