Hooded seal vs Whiskered Tern

Cystophora cristata compared with Chlidonias hybrida

Key Differences

• Hooded seal is Endangered while Whiskered Tern is Not Evaluated.

Taxonomic Classification

Rank	Hooded seal	Whiskered Tern
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Pinnipedia (Seals & Sea Lions)	Charadriiformes (Charadriiformes)
Family	Phocidae (True Seals)	Laridae
Genus	Cystophora	Chlidonias
Species	Cystophora cristata	Chlidonias hybrida

Evolutionary Relationship

Hooded seal and Whiskered Tern share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Hooded seal

EN — Endangered

Whiskered Tern

NE — Not Evaluated

Physical Characteristics

Attribute	Hooded seal	Whiskered Tern
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.

Whiskered Tern

Habitat

Typically found in various aerial, terrestrial, and aquatic environments.

Range

Distributed across Belgium, Denmark, Norway, and Sweden.

Shared Countries

Both species can be found in 2 countries:

🇩🇰 Denmark 🇳🇴 Norway