American black bear vs Boreal Thorius

Ursus americanus compared with Thorius boreas

Key Differences

• American black bear is Least Concern while Boreal Thorius is Endangered.

Taxonomic Classification

Rank	American black bear	Boreal Thorius
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Amphibia (Amphibians)
Order	Carnivora (Carnivorans)	Caudata (Caudata)
Family	Ursidae (Bears)	Plethodontidae
Genus	Ursus (Bears)	Thorius
Species	Ursus americanus	Thorius boreas

Evolutionary Relationship

American black bear and Boreal Thorius share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

American black bear

LC — Least Concern

Boreal Thorius

EN — Endangered

Physical Characteristics

Attribute	American black bear	Boreal Thorius
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

American black bear

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in United States.

Boreal Thorius

Habitat

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

Range

Found in Mexico. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

American black bear

The American black bear (Ursus americanus) is a species in the genus Ursus. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.

Boreal Thorius

The Boreal Thorius (Thorius boreas) is a species in the genus Thorius. It is currently classified as Endangered on the IUCN Red List. Typically found in freshwater habitats, moist forests, and wetlands.