Big eye thresher shark vs Bradfield's Swift

Alopias superciliosus compared with Apus bradfieldi

Key Differences

• Big eye thresher shark is Vulnerable while Bradfield's Swift is Least Concern.

Taxonomic Classification

Rank	Big eye thresher shark	Bradfield's Swift
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	Apus
Species	Alopias superciliosus	Apus bradfieldi

Evolutionary Relationship

Big eye thresher shark and Bradfield's Swift share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Big eye thresher shark

VU — Vulnerable

Bradfield's Swift

LC — Least Concern

Physical Characteristics

Attribute	Big eye thresher shark	Bradfield's Swift
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.

Bradfield's Swift

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.

Bradfield's Swift

The Bradfield's swift (Apus bradfieldi) is a species in the genus Apus. It is currently classified as Least Concern on the IUCN Red List. Typically found in various aerial, terrestrial, and aquatic environments.