Hotson’s Brush-tailed Mouse vs Large-crested Toad

Calomyscus hotsoni compared with Incilius cristatus

Key Differences

• Hotson’s Brush-tailed Mouse is Least Concern while Large-crested Toad is Endangered.

Taxonomic Classification

Rank	Hotson’s Brush-tailed Mouse	Large-crested Toad
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Amphibia (Amphibians)
Order	Rodentia (Rodents)	Anura (Frogs & Toads)
Family	Calomyscidae	Bufonidae
Genus	Calomyscus	Incilius
Species	Calomyscus hotsoni	Incilius cristatus

Evolutionary Relationship

Hotson’s Brush-tailed Mouse and Large-crested Toad share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Hotson’s Brush-tailed Mouse

LC — Least Concern

Large-crested Toad

EN — Endangered

Physical Characteristics

Attribute	Hotson’s Brush-tailed Mouse	Large-crested Toad
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Hotson’s Brush-tailed Mouse

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Large-crested 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.