Bigeye thresher vs Gray-breasted Martin

Alopias pelagicus compared with Progne chalybea

Key Differences

• Bigeye thresher is Endangered while Gray-breasted Martin is Least Concern.

Taxonomic Classification

Rank	Bigeye thresher	Gray-breasted Martin
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Chondrichthyes (Cartilaginous Fish)	Aves (Birds)
Order	Lamniformes (Mackerel Sharks)	Passeriformes (Songbirds)
Family	Alopiidae	Hirundinidae
Genus	Alopias	Progne
Species	Alopias pelagicus	Progne chalybea

Evolutionary Relationship

Bigeye thresher and Gray-breasted Martin share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Bigeye thresher

EN — Endangered

Gray-breasted Martin

LC — Least Concern

Physical Characteristics

Attribute	Bigeye thresher	Gray-breasted Martin
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.

Gray-breasted Martin

Habitat

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

Range

Distributed across Colombia, Ecuador, Norway, and Venezuela.

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.

Gray-breasted Martin

Gray-breasted Martin (Progne chalybea) 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 1 countries:

🇨🇴 Colombia