Bigeye thresher vs Eastern Kingbird

Alopias pelagicus compared with Tyrannus tyrannus

Key Differences

• Bigeye thresher is Endangered while Eastern Kingbird is Least Concern.

Taxonomic Classification

Rank	Bigeye thresher	Eastern Kingbird
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	Tyrannidae
Genus	Alopias	Tyrannus
Species	Alopias pelagicus	Tyrannus tyrannus

Evolutionary Relationship

Bigeye thresher and Eastern Kingbird share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Bigeye thresher

EN — Endangered

Eastern Kingbird

LC — Least Concern

Physical Characteristics

Attribute	Bigeye thresher	Eastern Kingbird
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.

Eastern Kingbird

Habitat

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

Range

Distributed across Colombia, Ecuador, Norway, United States, 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.

Eastern Kingbird

Eastern Kingbird (Tyrannus tyrannus) 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