Chestnut Coloured Click Beetle vs Fierce Orbweaver

Anostirus castaneus compared with Araneus saevus

Key Differences

• Chestnut Coloured Click Beetle is Least Concern while Fierce Orbweaver is Near Threatened.

Taxonomic Classification

Rank	Chestnut Coloured Click Beetle	Fierce Orbweaver
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Arthropoda (Arthropods)	Arthropoda (Arthropods)
Class	Insecta (Insects)	Arachnida (Arachnids)
Order	Coleoptera (Beetles)	Araneae (Araneae)
Family	Elateridae	Araneidae
Genus	Anostirus	Araneus
Species	Anostirus castaneus	Araneus saevus

Evolutionary Relationship

Chestnut Coloured Click Beetle and Fierce Orbweaver share a common ancestor at the Phylum level: Arthropoda. (Arthropods)

Conservation Status

Chestnut Coloured Click Beetle

LC — Least Concern

Fierce Orbweaver

NT — Near Threatened

Physical Characteristics

Attribute	Chestnut Coloured Click Beetle	Fierce Orbweaver
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.

Fierce Orbweaver

Habitat

Typically found in terrestrial habitats from forests to deserts.

Range

Distributed across Canada, Norway, Sweden, and United States. 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 2 countries:

🇳🇴 Norway 🇸🇪 Sweden