Moon-Horned Dung Beetle vs Blue Metalmark

Side-by-side species comparison

Attribute Moon-Horned Dung Beetle Blue Metalmark
Scientific Name Oxysternon festivum Lasaia sula
Order Coleoptera Lepidoptera
Family Scarabaeidae Riodinidae
Size 20-32 mm 18-22 mm wingspan
Habitat Forests Forests
Diet Dung Feeders Omnivores
Regions South America South Texas, Mexico, Central America
Conservation Least Concern Least Concern

Moon-Horned Dung Beetle

A large, dark metallic green or black tunneler with a distinctive crescent-shaped pronotal horn in males. The underside often shows bright metallic green. It is an important decomposer in Neotropical forests.

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Did You Know?

The crescent-shaped horn resembles a lunar crescent, which inspired its common name.

Blue Metalmark

A tiny butterfly with vivid metallic blue upper wings that flash brilliantly in sunlight. It perches on rocks and gravel near streams in tropical forests.

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Did You Know?

Its brilliant blue iridescence is structural rather than pigmented, produced by nanoscale lattice structures in the wing scales.