Chestnut Coloured Click Beetle vs Olive Pearl

Anostirus castaneus compared with Udea olivalis

Key Differences

• Chestnut Coloured Click Beetle is Least Concern while Olive Pearl is Near Threatened.

Taxonomic Classification

Rank	Chestnut Coloured Click Beetle	Olive Pearl
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Arthropoda (Arthropods)	Arthropoda (Arthropods)
Class same	Insecta (Insects)	Insecta (Insects)
Order	Coleoptera (Beetles)	Lepidoptera (Butterflies & Moths)
Family	Elateridae	Crambidae
Genus	Anostirus	Udea
Species	Anostirus castaneus	Udea olivalis

Evolutionary Relationship

Chestnut Coloured Click Beetle and Olive Pearl share a common ancestor at the Class level: Insecta. (Insects)

Conservation Status

Chestnut Coloured Click Beetle

LC — Least Concern

Olive Pearl

NT — Near Threatened

Physical Characteristics

Attribute	Chestnut Coloured Click Beetle	Olive Pearl
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Chestnut Coloured Click Beetle

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Norway, Sweden, and Switzerland.

Olive Pearl

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Norway, and Sweden. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Chestnut Coloured Click Beetle

The Chestnut Coloured Click Beetle (Anostirus castaneus) is a species in the genus Anostirus. It is currently classified as Least Concern on the IUCN Red List. Typically found in virtually all terrestrial and freshwater habitats.

Shared Countries

Both species can be found in 4 countries:

🇧🇪 Belgium 🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden