Cardinal Click Beetle vs common grey sea slug

Ampedus cardinalis compared with Aeolidia papillosa

Key Differences

• Cardinal Click Beetle is Critically Endangered while common grey sea slug is Least Concern.

Taxonomic Classification

Rank	Cardinal Click Beetle	common grey sea slug
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Arthropoda (artrópodos)	Mollusca (moluscos)
Class	Insecta (insecto)	Gastropoda (gastrópodos)
Order	Coleoptera (coleópteros)	Nudibranchia (Nudibranchia)
Family	Elateridae	Aeolidiidae
Genus	Ampedus	Aeolidia
Species	Ampedus cardinalis	Aeolidia papillosa

Evolutionary Relationship

Cardinal Click Beetle and common grey sea slug share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Cardinal Click Beetle

CR — Critically Endangered

common grey sea slug

LC — Least Concern

Physical Characteristics

Attribute	Cardinal Click Beetle	common grey sea slug
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Cardinal Click Beetle

Habitat

Inhabits temperate coniferous forests within the Palearctic biogeographic realm.

Range

Distributed across Denmark, Norway, Sweden, and Switzerland. Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

common grey sea slug

Habitat

Typically found in terrestrial and aquatic habitats including forests and freshwater.

Range

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

Cardinal Click Beetle

The Cardinal Click Beetle (Ampedus cardinalis) is a species in the genus Ampedus. It is currently classified as Critically Endangered (CR) on the IUCN Red List. Inhabits temperate coniferous forests within the Palearctic biogeographic realm.

common grey sea slug

<em>Aeolidia papillosa</em>, commonly known as the common grey sea slug, is a nudibranch mollusc belonging to the genus Aeolidia within the family Aeolidiidae. Despite the species name referencing terrestrial and aquatic habitats including forests and freshwater, <em>Aeolidia papillosa</em> is primarily a marine organism. Its range includes Belgium, Chile, Denmark, Norway, and Sweden, indicating a distribution across the North Atlantic and into South American waters. Common grey sea slug is assessed as Least Concern on the IUCN Red List. The species is typically found in intertidal and subtidal zones, where it preys on sea anemones and stores stinging cells from its prey in its dorsal cerata for defense. Biological traits of this species remain poorly documented in the scientific literature.

Shared Countries

Both species can be found in 3 countries:

🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden