Bigeye thresher vs White-necked Puffbird

Alopias pelagicus compared with Notharchus hyperrhynchus

Key Differences

• Bigeye thresher is Endangered while White-necked Puffbird is Least Concern.

Taxonomic Classification

Rank	Bigeye thresher	White-necked Puffbird
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Chondrichthyes (Cartilaginous Fish)	Aves (Birds)
Order	Lamniformes (Mackerel Sharks)	Piciformes (Piciformes)
Family	Alopiidae	Bucconidae
Genus	Alopias	Notharchus
Species	Alopias pelagicus	Notharchus hyperrhynchus

Evolutionary Relationship

Bigeye thresher and White-necked Puffbird share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Bigeye thresher

EN — Endangered

White-necked Puffbird

LC — Least Concern

Physical Characteristics

Attribute	Bigeye thresher	White-necked Puffbird
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.

White-necked Puffbird

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.

Shared Countries

Both species can be found in 1 countries:

🇨🇴 Colombia