Big eye thresher shark vs Red-billed Quelea

Alopias superciliosus compared with Quelea quelea

Key Differences

• Big eye thresher shark is Vulnerable while Red-billed Quelea is Least Concern.

Taxonomic Classification

Rank	Big eye thresher shark	Red-billed Quelea
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	Ploceidae
Genus	Alopias	Quelea
Species	Alopias superciliosus	Quelea quelea

Evolutionary Relationship

Big eye thresher shark and Red-billed Quelea share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Big eye thresher shark

VU — Vulnerable

Red-billed Quelea

LC — Least Concern

Physical Characteristics

Attribute	Big eye thresher shark	Red-billed Quelea
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Big eye thresher shark

Habitat

Typically found in marine environments from coastal waters to deep ocean.

Range

Distributed across Chile, Colombia, Portugal, Taiwan, and Venezuela. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Red-billed Quelea

Habitat

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

Range

Widely distributed across Africa (Cameroon, Gambia), Asia (United Arab Emirates), and Europe (7 countries).

Big eye thresher shark

The Big eye thresher shark (Alopias superciliosus) is a species in the genus Alopias. It is currently classified as Vulnerable on the IUCN Red List. Typically found in marine environments from coastal waters to deep ocean.

Red-billed Quelea

Red-billed Quelea (Quelea quelea) 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:

🇵🇹 Portugal