Doorkeeper Ant vs Western Cicada Killer

Side-by-side species comparison

Attribute Doorkeeper Ant Western Cicada Killer
Scientific Name Colobopsis truncata Sphecius grandis
Order Hymenoptera Hymenoptera
Family Formicidae Crabronidae
Size 3-6 mm 30-55 mm
Habitat Woodlands Deserts & Drylands
Diet Gall Makers Predators
Regions Southern and Central Europe Western United States from the Great Plains to the Pacific coast
Conservation Least Concern Least Concern

Doorkeeper Ant

A European carpenter ant in which soldiers have uniquely flattened, plug-shaped heads used to block nest entrances in plant stems. Workers are bicolored yellow and dark brown. They nest in hollow twigs and galls of various trees.

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Did You Know?

Soldier ants literally use their flattened heads as living doors, opening the nest entrance only when nestmates present the correct chemical password.

Western Cicada Killer

A massive solitary wasp of the American West that hunts cicadas to provision its underground burrows. It is slightly larger and paler than its eastern relative.

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Did You Know?

Despite its intimidating size, it is generally docile toward humans and males cannot sting at all.