Hanging Thief Robber Fly vs Venezuelan Pebble Toad Fly

Side-by-side species comparison

Attribute Hanging Thief Robber Fly Venezuelan Pebble Toad Fly
Scientific Name Diogmites platypterus Pantophthalmus bellardii
Order Diptera Diptera
Family Asilidae Pantophthalmidae
Size 15-22 mm 30-40 mm body length
Habitat Farmland Woodlands
Diet Herbivores Parasitoids
Regions North America South America (Venezuela, Brazil, Colombia, Peru)
Conservation Least Concern Least Concern

Hanging Thief Robber Fly

A slender, elongate robber fly that hangs from vegetation by its front legs while feeding. It has long dangling legs and a distinctive hunting posture unlike most other asilids.

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Did You Know?

It earns its name by dangling from a single leg while consuming prey, freeing the other legs for handling food.

Venezuelan Pebble Toad Fly

One of the largest flies in the world, with robust bodies reaching 40 mm and a wingspan exceeding 70 mm. The larvae develop inside rotting tree trunks. Adults resemble large bumblebees and are strong, buzzing fliers attracted to fermenting sap.

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Did You Know?

It is among the largest flies on Earth, with larvae that bore through hardwood so effectively they were once thought to be beetle larvae.