Spanish Fly vs Peacock Katydid

Side-by-side species comparison

Attribute Spanish Fly Peacock Katydid
Scientific Name Lytta vesicatoria Pterochroza ocellata
Order Coleoptera Orthoptera
Family Meloidae Tettigoniidae
Size 10-22mm 50-70 mm
Habitat Orchards Forests
Diet Herbivores Herbivores
Regions Europe, Asia Amazon Basin, Guianas, Peru
Conservation Least Concern Least Concern

Spanish Fly

A slender, metallic green blister beetle with soft elytra. It produces cantharidin, a potent blistering agent, as a chemical defense.

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Did You Know?

Cantharidin from this beetle has been used in medicine for centuries but it is extremely toxic and can be lethal if ingested.

Peacock Katydid

A large katydid that mimics dead leaves at rest but reveals huge eyespots on its hind wings when threatened. The eyespot display startles predators.

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Did You Know?

When disturbed, it flashes vivid eyespots on its hindwings that resemble the stare of a large predator.