Big eye thresher shark vs Ungava collared lemming

Alopias superciliosus compared with Dicrostonyx hudsonius

Key Differences

• Big eye thresher shark is Vulnerable while Ungava collared lemming is Least Concern.

Taxonomic Classification

Rank	Big eye thresher shark	Ungava collared lemming
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Chondrichthyes (Cartilaginous Fish)	Mammalia (Mammals)
Order	Lamniformes (Mackerel Sharks)	Rodentia (Rodents)
Family	Alopiidae	Cricetidae
Genus	Alopias	Dicrostonyx
Species	Alopias superciliosus	Dicrostonyx hudsonius

Evolutionary Relationship

Big eye thresher shark and Ungava collared lemming share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Big eye thresher shark

VU — Vulnerable

Ungava collared lemming

LC — Least Concern

Physical Characteristics

Attribute	Big eye thresher shark	Ungava collared lemming
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.

Ungava collared lemming

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

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.