Bigeye thresher vs Black-capped Marmot

Alopias pelagicus compared with Marmota camtschatica

Key Differences

• Bigeye thresher is Endangered while Black-capped Marmot is Least Concern.

Taxonomic Classification

Rank	Bigeye thresher	Black-capped Marmot
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	Sciuridae (Squirrels)
Genus	Alopias	Marmota
Species	Alopias pelagicus	Marmota camtschatica

Evolutionary Relationship

Bigeye thresher and Black-capped Marmot share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Bigeye thresher

EN — Endangered

Black-capped Marmot

LC — Least Concern

Physical Characteristics

Attribute	Bigeye thresher	Black-capped Marmot
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.

Black-capped Marmot

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Russia.

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.

Black-capped Marmot

The Black-capped Marmot (Marmota camtschatica) is a species in the genus Marmota. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.