Cave Rove Beetle vs Actaeon Beetle

Side-by-side species comparison

Attribute Cave Rove Beetle Actaeon Beetle
Scientific Name Leptotyphlus mirabilis Megasoma actaeon
Order Coleoptera Coleoptera
Family Staphylinidae Scarabaeidae
Size 1.5-2.5 mm 50-135 mm
Habitat Caves Forests
Diet Predators Wood Feeders
Regions Mediterranean Europe, particularly cave systems South America
Conservation Least Concern Least Concern

Cave Rove Beetle

A minute, eyeless, depigmented rove beetle adapted to life in deep soil and cave environments. Its body is extremely elongate and its sensory organs are highly developed to compensate for blindness.

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Did You Know?

This beetle has completely lost its eyes and all body pigmentation, a condition known as troglomorphy, evolved over millions of years in total darkness.

Actaeon Beetle

Contender for the worlds heaviest beetle — a male larva bred in Japan weighed 228 grams, about the weight of a brown rat. Adults are armored giants of the Amazon.

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Did You Know?

A captive-bred Actaeon beetle larva weighed 228 grams — about half a pound — making it the heaviest insect larva ever recorded, heavier than a hamster.