American marten vs Blacktail spurdog

Martes americana compared with Squalus melanurus

Key Differences

• American marten is Least Concern while Blacktail spurdog is Data Deficient.

Taxonomic Classification

Rank	American marten	Blacktail spurdog
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Elasmobranchii
Order	Carnivora (Carnivorans)	Squaliformes (Squaliformes)
Family	Mustelidae (Weasels & Otters)	Squalidae
Genus	Martes	Squalus
Species	Martes americana	Squalus melanurus

Evolutionary Relationship

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

Conservation Status

American marten

LC — Least Concern

Blacktail spurdog

DD — Data Deficient

Physical Characteristics

Attribute	American marten	Blacktail spurdog
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

American marten

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in United States.

Blacktail spurdog

American marten

The American marten (Martes americana) is a species in the genus Martes. It is currently classified as Least Concern on the IUCN Red List. 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.