Blue Ghost Firefly vs Elm Bark Beetle

Side-by-side species comparison

Attribute Blue Ghost Firefly Elm Bark Beetle
Scientific Name Phausis reticulata Scolytus multistriatus
Order Coleoptera Coleoptera
Family Lampyridae Curculionidae (Scolytinae)
Size 7-12 mm 2–3.5 mm
Habitat Forests Woodlands
Diet Omnivores Wood Feeders
Regions Eastern North America Europe, North America
Conservation Not Evaluated Not Evaluated

Blue Ghost Firefly

A firefly producing a steady pale blue-white glow rather than flashing. Females are larviform and wingless, glowing softly on the forest floor.

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Did You Know?

Males fly slowly just above the leaf litter, creating an ethereal drifting glow that gives them their ghostly name.

Elm Bark Beetle

A small bark beetle that is the primary vector of Dutch elm disease in North America. It creates distinctive brood galleries under elm bark.

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Did You Know?

It spreads the fungus Ophiostoma novo-ulmi, which has wiped out millions of elm trees worldwide.