Bigeye thresher vs Lineated Foliage-gleaner

Alopias pelagicus compared with Syndactyla subalaris

Key Differences

• Bigeye thresher is Endangered while Lineated Foliage-gleaner is Least Concern.

Taxonomic Classification

Rank	Bigeye thresher	Lineated Foliage-gleaner
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	Furnariidae
Genus	Alopias	Syndactyla
Species	Alopias pelagicus	Syndactyla subalaris

Evolutionary Relationship

Bigeye thresher and Lineated Foliage-gleaner share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Bigeye thresher

EN — Endangered

Lineated Foliage-gleaner

LC — Least Concern

Physical Characteristics

Attribute	Bigeye thresher	Lineated Foliage-gleaner
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.

Lineated Foliage-gleaner

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.

Lineated Foliage-gleaner

Lineated Foliage-gleaner (Syndactyla subalaris) 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