Asian Trap-jaw Ant vs Green-legged Sawfly

Side-by-side species comparison

Attribute Asian Trap-jaw Ant Green-legged Sawfly
Scientific Name Odontomachus rixosus Perga dorsalis
Order Hymenoptera Hymenoptera
Family Formicidae Pergidae
Size 8-11 mm 12-18 mm (adult)
Habitat Forests Farmland
Diet Detritivores Herbivores
Regions Southeast Asia, Cambodia, Vietnam, Thailand Australia
Conservation Least Concern Not Evaluated

Asian Trap-jaw Ant

A Southeast Asian trap-jaw ant found in forest leaf litter with distinctive elongated mandibles. It is a specialist predator that ambushes small soil arthropods.

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Did You Know?

Its mandible strike generates forces exceeding 300 times its own body weight in under a millisecond.

Green-legged Sawfly

An Australian pergid whose larvae feed gregariously on eucalyptus foliage. Heavy defoliation can stress and weaken young plantation trees.

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Did You Know?

Larvae regurgitate a pungent eucalyptus-oil-based liquid as a chemical defense against birds.