Chestnut Coloured Click Beetle vs Welsh onion

Anostirus castaneus compared with Allium fistulosum

Key Differences

Chestnut Coloured Click Beetle is Least Concern while Welsh onion is Critically Endangered.

Taxonomic Classification

Rank	Chestnut Coloured Click Beetle	Welsh onion
Kingdom	Animalia (Animals)	Plantae (Plants)
Phylum	Arthropoda (Arthropods)	Magnoliophyta (Flowering Plants)
Class	Insecta (Insects)	Liliopsida (Monocots)
Order	Coleoptera (Beetles)	Asparagales (Asparagales)
Family	Elateridae	Amaryllidaceae
Genus	Anostirus	Allium
Species	Anostirus castaneus	Allium fistulosum

Conservation Status

Chestnut Coloured Click Beetle

LC — Least Concern

Welsh onion

CR — Critically Endangered

Physical Characteristics

Attribute	Chestnut Coloured Click Beetle	Welsh onion
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.

Welsh onion

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, deserts and xeric shrublands, and tropical and subtropical dry broadleaf forests, among 12 distinct biome types. Populations are also found in montane and highland environments at higher elevations.

Range

Widely distributed across Africa (Algeria, Seychelles), Asia (Taiwan, Yemen), Europe (18 countries), North America (Canada, United States), Oceania and the Pacific (Tuvalu), and South America (Brazil, Colombia, Peru). Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

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.