Predatory Katydid vs Robber Fly

Side-by-side species comparison

Attribute Predatory Katydid Robber Fly
Scientific Name Clonia melanoptera Promachus rufipes
Order Orthoptera Diptera
Family Tettigoniidae Asilidae
Size 50-70 mm 15-30 mm
Habitat Grasslands Meadows
Diet Predators Predators
Regions Africa North America, Europe
Conservation Least Concern Least Concern

Predatory Katydid

A large predatory katydid with powerful spiny forelegs for catching insects.

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Did You Know?

Its spiny forelegs form a basket trap similar to those of praying mantises.

Robber Fly

Aggressive aerial predators that catch other insects in flight. Inject prey with neurotoxic saliva that paralyzes and liquefies internal organs for consumption.

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Did You Know?

Robber flies are such efficient aerial predators that they have been recorded catching dragonflies, wasps, and even other robber flies in mid-air.