American marten vs Spinetail ray

Martes americana compared with Bathyraja spinicauda

Key Differences

• American marten is Least Concern while Spinetail ray is Near Threatened.

Taxonomic Classification

Rank	American marten	Spinetail ray
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Elasmobranchii
Order	Carnivora (Carnivorans)	Rajiformes (Rajiformes)
Family	Mustelidae (Weasels & Otters)	Arhynchobatidae
Genus	Martes	Bathyraja
Species	Martes americana	Bathyraja spinicauda

Evolutionary Relationship

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

Conservation Status

American marten

LC — Least Concern

Spinetail ray

NT — Near Threatened

Physical Characteristics

Attribute	American marten	Spinetail ray
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.

Spinetail ray

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Found in Norway. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

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.