Big eye thresher shark vs Hairy-nosed otter

Alopias superciliosus compared with Lutra sumatrana

Key Differences

• Big eye thresher shark is Vulnerable while Hairy-nosed otter is Endangered.

Taxonomic Classification

Rank	Big eye thresher shark	Hairy-nosed otter
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Chondrichthyes (Cartilaginous Fish)	Mammalia (Mammals)
Order	Lamniformes (Mackerel Sharks)	Carnivora (Carnivorans)
Family	Alopiidae	Mustelidae (Weasels & Otters)
Genus	Alopias	Lutra (Otters)
Species	Alopias superciliosus	Lutra sumatrana

Evolutionary Relationship

Big eye thresher shark and Hairy-nosed otter share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Big eye thresher shark

VU — Vulnerable

Hairy-nosed otter

EN — Endangered

Physical Characteristics

Attribute	Big eye thresher shark	Hairy-nosed otter
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

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.

Hairy-nosed otter

Habitat

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.