American marten vs Stoat, Ermine

Martes americana compared with Mustela erminea

Key Differences

American marten is Least Concern while Stoat, Ermine is Vulnerable.

Taxonomic Classification

Rank	American marten	Stoat, Ermine
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Mammalia (Mammals)	Mammalia (Mammals)
Order same	Carnivora (Carnivorans)	Carnivora (Carnivorans)
Family same	Mustelidae (Weasels & Otters)	Mustelidae (Weasels & Otters)
Genus	Martes	Mustela
Species	Martes americana	Mustela erminea

Evolutionary Relationship

American marten and Stoat, Ermine share a common ancestor at the Family level: Mustelidae. (Weasels & Otters)

View Family: Mustelidae

Conservation Status

American marten

LC — Least Concern

Stoat, Ermine

VU — Vulnerable

Physical Characteristics

Attribute	American marten	Stoat, Ermine
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.

Stoat, Ermine

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, tropical and subtropical dry broadleaf forests, and temperate broadleaf and mixed forests, among 6 distinct biome types spanning the Australasia and Indomalayan and Oceanian realms. Populations are also found in montane and highland environments at higher elevations.

Range

Widely distributed across Asia (Indonesia), Europe (6 countries), North America (United States), and Oceania and the Pacific (New Zealand). Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

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.

Stoat, Ermine

Stoat, Ermine (Mustela erminea) is classified as Vulnerable (VU) on the IUCN Red List. Facing a high risk of endangerment in the wild, with declining populations and increasing habitat pressure.