Stag-Horned Dung Beetle vs Giant Bess Beetle

Side-by-side species comparison

Attribute Stag-Horned Dung Beetle Giant Bess Beetle
Scientific Name Onthophagus rangifer Passalus punctiger
Order Coleoptera Coleoptera
Family Scarabaeidae Passalidae
Size 7-12 mm 35-50 mm
Habitat Forests Woodlands
Diet Dung Feeders Wood Feeders
Regions Southeast Asia South America
Conservation Least Concern Least Concern

Stag-Horned Dung Beetle

A small, dark brown tunneling dung beetle with spectacularly branched antler-like horns in major males. The branching horns resemble reindeer antlers. It inhabits forest habitats where it tunnels beneath monkey and civet dung.

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Did You Know?

The branching horns of this beetle are some of the most complex found in any insect species.

Giant Bess Beetle

A very large, robust bess beetle with a glossy black exoskeleton and strong mandibles. It creates extensive tunnel systems in large fallen trees. Multiple generations may coexist within a single log.

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Did You Know?

Larvae pupate in protective cases made from frass that parents help construct.