Hooded seal vs sharp-ribbed door snail

Cystophora cristata compared with Clausilia cruciata

Key Differences

• Hooded seal is Endangered while sharp-ribbed door snail is Least Concern.

Taxonomic Classification

Rank	Hooded seal	sharp-ribbed door snail
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Mollusca (Mollusks)
Class	Mammalia (Mammals)	Gastropoda (Gastropoda)
Order	Pinnipedia (Seals & Sea Lions)	Stylommatophora (Stylommatophora)
Family	Phocidae (True Seals)	Clausiliidae
Genus	Cystophora	Clausilia
Species	Cystophora cristata	Clausilia cruciata

Evolutionary Relationship

Hooded seal and sharp-ribbed door snail share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Hooded seal

EN — Endangered

sharp-ribbed door snail

LC — Least Concern

Physical Characteristics

Attribute	Hooded seal	sharp-ribbed door snail
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Hooded seal

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

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

sharp-ribbed door snail

Habitat

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

Range

Distributed across Norway, Sweden, and Ukraine.

Shared Countries

Both species can be found in 1 countries:

🇳🇴 Norway