arroyo toad vs Black-shouldered Opossum

Anaxyrus californicus compared with Caluromysiops irrupta

Key Differences

• arroyo toad is Endangered while Black-shouldered Opossum is Least Concern.

Taxonomic Classification

Rank	arroyo toad	Black-shouldered Opossum
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Amphibia (Amphibians)	Mammalia (Mammals)
Order	Anura (Frogs & Toads)	Didelphimorphia (Didelphimorphia)
Family	Bufonidae	Didelphidae
Genus	Anaxyrus	Caluromysiops
Species	Anaxyrus californicus	Caluromysiops irrupta

Evolutionary Relationship

arroyo toad and Black-shouldered Opossum share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

arroyo toad

EN — Endangered

Black-shouldered Opossum

LC — Least Concern

Physical Characteristics

Attribute	arroyo toad	Black-shouldered Opossum
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

arroyo toad

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.

Black-shouldered Opossum

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Colombia.

arroyo toad

The Arroyo toad, Anaxyrus californicus, is a species. It is currently assessed as endangered on the IUCN Red List. Typically found in freshwater habitats, moist forests, and wetlands.

Black-shouldered Opossum

The Black-shouldered Opossum (Caluromysiops irrupta) is a species in the genus Caluromysiops. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.