Large-crested Toad vs Nelson s Antelope Squirrel

Incilius cristatus compared with Ammospermophilus nelsoni

Taxonomic Classification

Rank	Large-crested Toad	Nelson s Antelope Squirrel
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	Sciuridae (Squirrels)
Genus	Incilius	Ammospermophilus
Species	Incilius cristatus	Ammospermophilus nelsoni

Evolutionary Relationship

Large-crested Toad and Nelson s Antelope Squirrel share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Large-crested Toad

EN — Endangered

Nelson s Antelope Squirrel

EN — Endangered

Physical Characteristics

Attribute	Large-crested Toad	Nelson s Antelope Squirrel
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

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.

Nelson s Antelope Squirrel

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.