Big eye thresher shark vs Squirrel Cuckoo

Alopias superciliosus compared with Piaya cayana

Key Differences

• Big eye thresher shark is Vulnerable while Squirrel Cuckoo is Least Concern.

Taxonomic Classification

Rank	Big eye thresher shark	Squirrel Cuckoo
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	Piaya
Species	Alopias superciliosus	Piaya cayana

Evolutionary Relationship

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

Conservation Status

Big eye thresher shark

VU — Vulnerable

Squirrel Cuckoo

LC — Least Concern

Physical Characteristics

Attribute	Big eye thresher shark	Squirrel Cuckoo
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.

Squirrel Cuckoo

Habitat

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

Range

Distributed across Colombia, Ecuador, Norway, and Venezuela.

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.

Squirrel Cuckoo

Squirrel Cuckoo (Piaya cayana) is classified as Least Concern (LC) on the IUCN Red List. Widespread and abundant across its range, with stable populations and no immediate conservation concerns.

Shared Countries

Both species can be found in 2 countries:

🇨🇴 Colombia 🇻🇪 Venezuela