Big eye thresher shark vs Fijian Free-tailed Bat

Alopias superciliosus compared with Chaerephon bregullae

Key Differences

• Big eye thresher shark is Vulnerable while Fijian Free-tailed Bat is Endangered.

Taxonomic Classification

Rank	Big eye thresher shark	Fijian Free-tailed Bat
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Chondrichthyes (Cartilaginous Fish)	Mammalia (Mammals)
Order	Lamniformes (Mackerel Sharks)	Chiroptera (Bats)
Family	Alopiidae	Molossidae
Genus	Alopias	Chaerephon
Species	Alopias superciliosus	Chaerephon bregullae

Evolutionary Relationship

Big eye thresher shark and Fijian Free-tailed Bat share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Big eye thresher shark

VU — Vulnerable

Fijian Free-tailed Bat

EN — Endangered

Physical Characteristics

Attribute	Big eye thresher shark	Fijian Free-tailed Bat
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.

Fijian Free-tailed Bat

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.