Golden Ant Guest Beetle vs Giant Prickly Stick Insect

Side-by-side species comparison

Attribute Golden Ant Guest Beetle Giant Prickly Stick Insect
Scientific Name Pella funesta Extatosoma tiaratum
Order Coleoptera Phasmatodea
Family Staphylinidae Phasmatidae
Size 3-4 mm 100-150 mm (females)
Habitat Woodlands Woodlands
Diet Scavengers Herbivores
Regions Europe Oceania
Conservation Least Concern Least Concern

Golden Ant Guest Beetle

A small aleocharine rove beetle that lives at the periphery of Lasius ant nests, feeding on refuse and dead ants. It uses chemical mimicry to avoid aggression from its host ants.

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Did You Know?

When detected by an ant, this beetle deploys a tergal gland secretion that causes the ant to briefly freeze, allowing the beetle to escape.

Giant Prickly Stick Insect

Large Australian stick insect with lobed legs resembling leaves. Females drop eggs that mimic seeds — ants carry them underground to their nests where they safely develop.

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Did You Know?

Giant prickly stick insect eggs have a knob that mimics a seed nutrient body — ants carry the eggs to their underground nests, unwittingly protecting them from predators.