Big eye thresher shark vs Halmahera Swiftlet

Alopias superciliosus compared with Aerodramus infuscatus

Key Differences

• Big eye thresher shark is Vulnerable while Halmahera Swiftlet is Least Concern.

Taxonomic Classification

Rank	Big eye thresher shark	Halmahera Swiftlet
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Chondrichthyes (Cartilaginous Fish)	Aves (Birds)
Order	Lamniformes (Mackerel Sharks)	Apodiformes (Apodiformes)
Family	Alopiidae	Apodidae
Genus	Alopias	Aerodramus
Species	Alopias superciliosus	Aerodramus infuscatus

Evolutionary Relationship

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

Conservation Status

Big eye thresher shark

VU — Vulnerable

Halmahera Swiftlet

LC — Least Concern

Physical Characteristics

Attribute	Big eye thresher shark	Halmahera Swiftlet
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.

Halmahera Swiftlet

Habitat

Typically found in various aerial, terrestrial, and aquatic environments.

Range

Found in Norway.

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.