Giant Agave Bug vs Red Assassin Bug

Side-by-side species comparison

Attribute Giant Agave Bug Red Assassin Bug
Scientific Name Acanthocephala thomasi Rhynocoris iracundus
Order Hemiptera Hemiptera
Family Coreidae Reduviidae
Size 20-30 mm 12-18 mm
Habitat Heathland Grasslands
Diet Sap Feeders Herbivores
Regions North America, Mexico Europe, western Asia
Conservation Least Concern Least Concern

Giant Agave Bug

A large coreid bug from the southwestern US and Mexico that feeds on agave and cacti. Males have impressively swollen hind femora used in combat.

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Did You Know?

Males use their muscular hind legs like clubs, wrestling rival males off branches to win mating rights.

Red Assassin Bug

A striking red and black assassin bug common in European meadows and grasslands. It is a generalist predator that hunts among flowers and vegetation. The bright red coloration serves as a warning to potential predators.

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Did You Know?

It hunts by ambush among wildflowers, using its raptorial forelegs to snatch visiting pollinators and other flower-visiting insects.