Black-bellied Tern vs Broadnose cat shark

Sterna acuticauda compared with Apristurus investigatoris

Key Differences

• Black-bellied Tern is Endangered while Broadnose cat shark is Least Concern.

Taxonomic Classification

Rank	Black-bellied Tern	Broadnose cat shark
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Aves (Birds)	Chondrichthyes (Cartilaginous Fish)
Order	Charadriiformes (Charadriiformes)	Carcharhiniformes (Ground Sharks)
Family	Laridae	Scyliorhinidae
Genus	Sterna	Apristurus
Species	Sterna acuticauda	Apristurus investigatoris

Evolutionary Relationship

Black-bellied Tern and Broadnose cat shark share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Black-bellied Tern

EN — Endangered

Broadnose cat shark

LC — Least Concern

Physical Characteristics

Attribute	Black-bellied Tern	Broadnose cat shark
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.

Broadnose cat shark

Habitat

Typically found in marine environments from coastal waters to deep ocean.

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.

Broadnose cat shark

The Broadnose Cat Shark (Apristurus investigatoris) is a species in the genus Apristurus. It is currently classified as Least Concern on the IUCN Red List. Typically found in marine environments from coastal waters to deep ocean.