Nerz vs western toad

Mustela lutreola compared with Anaxyrus boreas

Key Differences

• Nerz is Extinct while western toad is Least Concern.

Taxonomic Classification

Rank	Nerz	western toad
Kingdom same	Animalia (Tier)	Animalia (Tier)
Phylum same	Chordata (Chordatiere)	Chordata (Chordatiere)
Class	Mammalia (Säugetiere)	Amphibia (Amphibien)
Order	Carnivora (Raubtiere)	Anura (Froschlurche)
Family	Mustelidae (Weasels & Otters)	Bufonidae
Genus	Mustela	Anaxyrus
Species	Mustela lutreola	Anaxyrus boreas

Evolutionary Relationship

Nerz and western toad share a common ancestor at the Phylum level: Chordata. (Chordatiere)

Conservation Status

Nerz

EX — Extinct

western toad

LC — Least Concern

Physical Characteristics

Attribute	Nerz	western toad
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Nerz

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found across Europe (6 countries).

western toad

Habitat

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

Range

Found in Mexico.