Antarctic fur seal vs Big eye thresher shark

Arctocephalus gazella compared with Alopias superciliosus

Key Differences

• Antarctic fur seal is Least Concern while Big eye thresher shark is Vulnerable.

Taxonomic Classification

Rank	Antarctic fur seal	Big eye thresher shark
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Chondrichthyes (Cartilaginous Fish)
Order	Carnivora (Carnivorans)	Lamniformes (Mackerel Sharks)
Family	Otariidae	Alopiidae
Genus	Arctocephalus	Alopias
Species	Arctocephalus gazella	Alopias superciliosus

Evolutionary Relationship

Antarctic fur seal and Big eye thresher shark share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Antarctic fur seal

LC — Least Concern

Big eye thresher shark

VU — Vulnerable

Physical Characteristics

Attribute	Antarctic fur seal	Big eye thresher shark
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Antarctic fur seal

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Big eye thresher shark

Habitat

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

Range

Distributed across Chile, Colombia, Portugal, Taiwan, and Venezuela. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Antarctic fur seal

The Antarctic fur seal (Arctocephalus gazella) is a species in the genus Arctocephalus. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.

Big eye thresher shark

The Big eye thresher shark (Alopias superciliosus) is a species in the genus Alopias. It is currently classified as Vulnerable on the IUCN Red List. Typically found in marine environments from coastal waters to deep ocean.