Big eye thresher shark vs Lesser bilby

Alopias superciliosus compared with Macrotis leucura

Key Differences

• Big eye thresher shark is Vulnerable while Lesser bilby is Extinct.

Taxonomic Classification

Rank	Big eye thresher shark	Lesser bilby
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Chondrichthyes (Cartilaginous Fish)	Mammalia (Mammals)
Order	Lamniformes (Mackerel Sharks)	Peramelemorphia (Peramelemorphia)
Family	Alopiidae	Thylacomyidae
Genus	Alopias	Macrotis
Species	Alopias superciliosus	Macrotis leucura

Evolutionary Relationship

Big eye thresher shark and Lesser bilby share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Big eye thresher shark

VU — Vulnerable

Lesser bilby

EX — Extinct

Physical Characteristics

Attribute	Big eye thresher shark	Lesser bilby
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.

Lesser bilby

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.