Rugose Christmas Beetle vs Ant Nest Beetle

Side-by-side species comparison

Attribute Rugose Christmas Beetle Ant Nest Beetle
Scientific Name Anoplognathus rugosus Paussus favieri
Order Coleoptera Coleoptera
Family Scarabaeidae Carabidae
Size 18-24 mm 5-8mm
Habitat Woodlands Heathland
Diet Root Feeders Predators
Regions Australia Europe, Africa
Conservation Least Concern Data Deficient

Rugose Christmas Beetle

A robust dark brown scarab with distinctly wrinkled elytra found in southeastern Australia. Adults are attracted to lights during warm summer evenings.

💡

Did You Know?

Their numbers have declined significantly in Sydney since the 1990s due to habitat loss.

Ant Nest Beetle

A bizarre reddish-brown beetle with swollen club-shaped antennae that lives inside ant nests. It mimics ant chemical signals to avoid detection.

💡

Did You Know?

It secretes chemicals from its antennae that drug the ants into a stupor allowing it to freely eat their brood.