Hooded seal vs radiated snail

Cystophora cristata compared with Discus rotundatus

Key Differences

• Hooded seal is Endangered while radiated snail is Least Concern.

Taxonomic Classification

Rank	Hooded seal	radiated 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)	Discidae
Genus	Cystophora	Discus
Species	Cystophora cristata	Discus rotundatus

Evolutionary Relationship

Hooded seal and radiated snail share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Hooded seal

EN — Endangered

radiated snail

LC — Least Concern

Physical Characteristics

Attribute	Hooded seal	radiated 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.

radiated snail

Habitat

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

Range

Widely distributed across Africa (South Africa), Europe (6 countries), and North America (United States).

Shared Countries

Both species can be found in 3 countries:

🇩🇰 Denmark 🇳🇴 Norway 🇵🇹 Portugal