Bigeye thresher vs Green-fronted Lancebill

Alopias pelagicus compared with Doryfera ludovicae

Key Differences

• Bigeye thresher is Endangered while Green-fronted Lancebill is Least Concern.

Taxonomic Classification

Rank	Bigeye thresher	Green-fronted Lancebill
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Chondrichthyes (Cartilaginous Fish)	Aves (Birds)
Order	Lamniformes (Mackerel Sharks)	Apodiformes (Apodiformes)
Family	Alopiidae	Trochilidae
Genus	Alopias	Doryfera
Species	Alopias pelagicus	Doryfera ludovicae

Evolutionary Relationship

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

Conservation Status

Bigeye thresher

EN — Endangered

Green-fronted Lancebill

LC — Least Concern

Physical Characteristics

Attribute	Bigeye thresher	Green-fronted Lancebill
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.

Green-fronted Lancebill

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.

Green-fronted Lancebill

A medium-sized hummingbird with a distinctively long, slightly upturned bill, green-fronted lancebills inhabit the mid-strata of humid montane cloud forest in the Andes from Costa Rica through Colombia and Ecuador to Bolivia at elevations of 1,000–2,400 meters. Their elongated bill is specialized for probing the long tubular flowers of Centropogon and other Andean bell-flowers inaccessible to shorter-billed hummingbirds. Males are glittering green throughout; females have white-spotted underparts. Listed as Least Concern.

Shared Countries

Both species can be found in 1 countries:

🇨🇴 Colombia