Bigeye thresher vs Fire-fronted Serin

Alopias pelagicus compared with Serinus pusillus

Key Differences

• Bigeye thresher is Endangered while Fire-fronted Serin is Least Concern.

Taxonomic Classification

Rank	Bigeye thresher	Fire-fronted Serin
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	Fringillidae
Genus	Alopias	Serinus
Species	Alopias pelagicus	Serinus pusillus

Evolutionary Relationship

Bigeye thresher and Fire-fronted Serin share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Bigeye thresher

EN — Endangered

Fire-fronted Serin

LC — Least Concern

Physical Characteristics

Attribute	Bigeye thresher	Fire-fronted Serin
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.

Fire-fronted Serin

Habitat

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

Range

Found across Europe (6 countries).

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.