Big eye thresher shark vs Red-breasted Coua

Alopias superciliosus compared with Coua serriana

Key Differences

• Big eye thresher shark is Vulnerable while Red-breasted Coua is Least Concern.

Taxonomic Classification

Rank	Big eye thresher shark	Red-breasted Coua
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Chondrichthyes (Cartilaginous Fish)	Aves (Birds)
Order	Lamniformes (Mackerel Sharks)	Cuculiformes (Cuculiformes)
Family	Alopiidae	Cuculidae
Genus	Alopias	Coua
Species	Alopias superciliosus	Coua serriana

Evolutionary Relationship

Big eye thresher shark and Red-breasted Coua share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Big eye thresher shark

VU — Vulnerable

Red-breasted Coua

LC — Least Concern

Physical Characteristics

Attribute	Big eye thresher shark	Red-breasted Coua
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.

Red-breasted Coua

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.