Passalid Beetle vs Mountain Ladybird

Side-by-side species comparison

Attribute Passalid Beetle Mountain Ladybird
Scientific Name Pharochilus dilatatus Coccinella quinquepunctata
Order Coleoptera Coleoptera
Family Passalidae Coccinellidae
Size 25-35 mm 3-5 mm
Habitat Forests Grasslands
Diet Wood Feeders Predators
Regions Australia Europe, Northern Asia
Conservation Least Concern Least Concern

Passalid Beetle

A large, glossy black beetle that lives in family groups inside rotting logs. Adults and larvae communicate using squeaking sounds produced by rubbing body parts together.

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Did You Know?

Parents chew wood into pulp to feed their young, making them one of few beetles with true parental care.

Mountain Ladybird

A five-spotted ladybird commonly found in alpine meadows and mountain pastures. It is an active predator of aphids on alpine plants.

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Did You Know?

Massive aggregations of this species have been observed on mountain summits during migration.