Pennsylvania Firefly vs Spiny Longhorn Beetle

Side-by-side species comparison

Attribute Pennsylvania Firefly Spiny Longhorn Beetle
Scientific Name Photuris pennsylvanica Acanthophorus serraticornis
Order Coleoptera Coleoptera
Family Lampyridae Cerambycidae
Size 10-15 mm 50-85 mm
Habitat Farmland Woodlands
Diet Predators Wood Feeders
Regions Eastern North America from Canada to Georgia Sub-Saharan Africa
Conservation Least Concern Not Evaluated

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.

Spiny Longhorn Beetle

One of Africa's largest longhorn beetles with serrated antennae and powerful mandibles. Dark brown to black and heavily armored.

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Did You Know?

Males produce loud stridulating sounds by rubbing their thorax, audible from several meters away.