Warble Fly vs Bioluminescent Fungus Gnat

Side-by-side species comparison

Attribute Warble Fly Bioluminescent Fungus Gnat
Scientific Name Hypoderma bovis Keroplatus testaceus
Order Diptera Diptera
Family Oestridae Keroplatidae
Size 13-15 mm 8-12 mm
Habitat Farmland Woodlands
Diet Predators Fungus Feeders
Regions Europe, Asia, North America Europe
Conservation Least Concern Near Threatened

Warble Fly

A large, hairy bee-like fly whose larvae migrate through the bodies of cattle for months before emerging from cysts in the back. Adults have vestigial mouthparts and cannot feed.

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Did You Know?

The buzzing of a single warble fly approaching can cause an entire herd of cattle to stampede in panic, a behavior called gadding.

Bioluminescent Fungus Gnat

A remarkable fungus gnat whose larvae create bioluminescent webs on bracket fungi. The blue-green glow attracts prey insects. One of the few bioluminescent insects outside fireflies.

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Did You Know?

Larvae glow in the dark, creating eerie blue-green patches on bracket fungi in dark forests.