American marten vs Spotted Thorius

Martes americana compared with Thorius spilogaster

Key Differences

• American marten is Least Concern while Spotted Thorius is Critically Endangered.

Taxonomic Classification

Rank	American marten	Spotted Thorius
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Amphibia (Amphibians)
Order	Carnivora (Carnivorans)	Caudata (Caudata)
Family	Mustelidae (Weasels & Otters)	Plethodontidae
Genus	Martes	Thorius
Species	Martes americana	Thorius spilogaster

Evolutionary Relationship

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

Conservation Status

American marten

LC — Least Concern

Spotted Thorius

CR — Critically Endangered

Physical Characteristics

Attribute	American marten	Spotted Thorius
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.

Spotted Thorius

Habitat

Typically found in freshwater habitats, moist forests, and wetlands.

Range

Found in Mexico. Currently classified as Critically Endangered 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.