Bearded Robber Fly vs Giant Spiny Stick Insect

Side-by-side species comparison

Attribute Bearded Robber Fly Giant Spiny Stick Insect
Scientific Name Machimus atricapillus Haaniella dehaanii
Order Diptera Phasmatodea
Family Asilidae Heteropterygidae
Size 12-18 mm 100-140mm
Habitat Heathland Forests
Diet Herbivores Herbivores
Regions Europe Asia
Conservation Least Concern Least Concern

Bearded Robber Fly

A common European robber fly with a prominent mystax (facial beard) of bristles that protect its face during prey capture. It hunts from perches on bare ground and low vegetation.

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Did You Know?

Its dense facial beard of stiff bristles acts as a protective cage, shielding its eyes from the thrashing legs of captured prey.

Giant Spiny Stick Insect

A massive dark brown stick insect with prominent spines and a thick cylindrical body. Females are exceptionally heavy-bodied. It is one of the largest insects by bulk in Southeast Asia.

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Did You Know?

Females are so heavy and bulky that they look more like a piece of rough bark than a stick.