Blacktail spurdog vs Gray Marmot

Squalus melanurus compared with Marmota baibacina

Key Differences

• Blacktail spurdog is Data Deficient while Gray Marmot is Least Concern.

Taxonomic Classification

Rank	Blacktail spurdog	Gray Marmot
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Elasmobranchii	Mammalia (Mammals)
Order	Squaliformes (Squaliformes)	Rodentia (Rodents)
Family	Squalidae	Sciuridae (Squirrels)
Genus	Squalus	Marmota
Species	Squalus melanurus	Marmota baibacina

Evolutionary Relationship

Blacktail spurdog and Gray Marmot share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Blacktail spurdog

DD — Data Deficient

Gray Marmot

LC — Least Concern

Physical Characteristics

Attribute	Blacktail spurdog	Gray Marmot
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Blacktail spurdog

Gray Marmot

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Blacktail spurdog

The Blacktail spurdog (Squalus melanurus) is a species in the genus Squalus. It is currently classified as Data Deficient on the IUCN Red List.