Black-bellied Tern vs brittlestar

Sterna acuticauda compared with Amphiura filiformis

Key Differences

• Black-bellied Tern is Endangered while brittlestar is Least Concern.

Taxonomic Classification

Rank	Black-bellied Tern	brittlestar
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Echinodermata (Echinoderms)
Class	Aves (Birds)	Ophiuroidea (Ophiuroidea)
Order	Charadriiformes (Charadriiformes)	Amphilepidida (Amphilepidida)
Family	Laridae	Amphiuridae
Genus	Sterna	Amphiura
Species	Sterna acuticauda	Amphiura filiformis

Evolutionary Relationship

Black-bellied Tern and brittlestar share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Black-bellied Tern

EN — Endangered

brittlestar

LC — Least Concern

Physical Characteristics

Attribute	Black-bellied Tern	brittlestar
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Black-bellied Tern

Habitat

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

Range

Found in Norway. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

brittlestar

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Denmark, Norway, and Sweden.

Black-bellied Tern

The Black-bellied Tern (Sterna acuticauda) is a species in the genus Sterna. It is currently classified as Endangered on the IUCN Red List. Typically found in various aerial, terrestrial, and aquatic environments.

brittlestar

The Brittlestar (Amphiura filiformis) is a species in the genus Amphiura. It is currently classified as Least Concern on the IUCN Red List. Native to Europe, inhabiting ecosystems characteristic of the region.

Shared Countries

Both species can be found in 1 countries:

🇳🇴 Norway