arroyo toad vs Pacific Spiny-rat

Anaxyrus californicus compared with Proechimys decumanus

Key Differences

• arroyo toad is Endangered while Pacific Spiny-rat is Near Threatened.

Taxonomic Classification

Rank	arroyo toad	Pacific Spiny-rat
Kingdom same	Animalia (動物)	Animalia (動物)
Phylum same	Chordata (脊索動物)	Chordata (脊索動物)
Class	Amphibia (両生類)	Mammalia (哺乳類)
Order	Anura (カエル)	Rodentia (ネズミ目)
Family	Bufonidae	Echimyidae
Genus	Anaxyrus	Proechimys
Species	Anaxyrus californicus	Proechimys decumanus

Evolutionary Relationship

arroyo toad and Pacific Spiny-rat share a common ancestor at the Phylum level: Chordata. (脊索動物)

Conservation Status

arroyo toad

EN — Endangered

Pacific Spiny-rat

NT — Near Threatened

Physical Characteristics

Attribute	arroyo toad	Pacific Spiny-rat
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.

Pacific Spiny-rat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Ecuador. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

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.