Pennsylvania Firefly vs Turnip Sawfly

Side-by-side species comparison

Attribute Pennsylvania Firefly Turnip Sawfly
Scientific Name Photuris pennsylvanica Athalia rosae
Order Coleoptera Hymenoptera
Family Lampyridae Tenthredinidae
Size 10-15 mm 6-8 mm
Habitat Farmland Farmland
Diet Predators Herbivores
Regions Eastern North America from Canada to Georgia Europe, Asia
Conservation Least Concern Least Concern

Pennsylvania Firefly

A common firefly of the eastern United States that produces a green-yellow bioluminescent flash. Adults are soft-bodied with a dark pronotum edged in pink.

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Did You Know?

Females mimic the flash patterns of other firefly species to lure males as prey, earning them the name femme fatale fireflies.

Turnip Sawfly

A small orange and black sawfly whose larvae defoliate brassica crops.

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Did You Know?

Larvae sequester glucosinolates from their food plants for chemical defense.