arroyo toad vs Darwin s Nesoryzomys

Anaxyrus californicus compared with Nesoryzomys darwini

Key Differences

• arroyo toad is Endangered while Darwin s Nesoryzomys is Extinct.

Taxonomic Classification

Rank	arroyo toad	Darwin s Nesoryzomys
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Amphibia (Amphibians)	Mammalia (Mammals)
Order	Anura (Frogs & Toads)	Rodentia (Rodents)
Family	Bufonidae	Cricetidae
Genus	Anaxyrus	Nesoryzomys
Species	Anaxyrus californicus	Nesoryzomys darwini

Evolutionary Relationship

arroyo toad and Darwin s Nesoryzomys share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

arroyo toad

EN — Endangered

Darwin s Nesoryzomys

EX — Extinct

Physical Characteristics

Attribute	arroyo toad	Darwin s Nesoryzomys
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.

Darwin s Nesoryzomys

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Ecuador.

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.