Hooded seal vs Single-Dotted Wave

Cystophora cristata compared with Idaea dimidiata

Key Differences

• Hooded seal is Endangered while Single-Dotted Wave is Least Concern.

Taxonomic Classification

Rank	Hooded seal	Single-Dotted Wave
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Arthropoda (Arthropods)
Class	Mammalia (Mammals)	Insecta (Insects)
Order	Pinnipedia (Seals & Sea Lions)	Lepidoptera (Butterflies & Moths)
Family	Phocidae (True Seals)	Geometridae
Genus	Cystophora	Idaea
Species	Cystophora cristata	Idaea dimidiata

Evolutionary Relationship

Hooded seal and Single-Dotted Wave share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Hooded seal

EN — Endangered

Single-Dotted Wave

LC — Least Concern

Physical Characteristics

Attribute	Hooded seal	Single-Dotted Wave
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.

Single-Dotted Wave

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Norway, Sweden, and United States.

Shared Countries

Both species can be found in 2 countries:

🇩🇰 Denmark 🇳🇴 Norway