Bigeye thresher vs Racket-tailed Roller

Alopias pelagicus compared with Coracias spatulatus

Key Differences

• Bigeye thresher is Endangered while Racket-tailed Roller is Least Concern.

Taxonomic Classification

Rank	Bigeye thresher	Racket-tailed Roller
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Chondrichthyes (Cartilaginous Fish)	Aves (Birds)
Order	Lamniformes (Mackerel Sharks)	Coraciiformes (Coraciiformes)
Family	Alopiidae	Coraciidae
Genus	Alopias	Coracias
Species	Alopias pelagicus	Coracias spatulatus

Evolutionary Relationship

Bigeye thresher and Racket-tailed Roller share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Bigeye thresher

EN — Endangered

Racket-tailed Roller

LC — Least Concern

Physical Characteristics

Attribute	Bigeye thresher	Racket-tailed Roller
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Bigeye thresher

Habitat

Typically found in marine environments from coastal waters to deep ocean.

Range

Distributed across Colombia and Taiwan. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Racket-tailed Roller

Habitat

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

Range

Found in Norway.

Bigeye thresher

The Bigeye thresher (Alopias pelagicus) is a species in the genus Alopias. It is currently classified as Endangered on the IUCN Red List. Typically found in marine environments from coastal waters to deep ocean.