Alston s Cotton Rat vs Cryptic Robber Frog

Sigmodon alstoni compared with Pristimantis cryptomelas

Key Differences

• Alston s Cotton Rat is Least Concern while Cryptic Robber Frog is Near Threatened.

Taxonomic Classification

Rank	Alston s Cotton Rat	Cryptic Robber Frog
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Amphibia (Amphibians)
Order	Rodentia (Rodents)	Anura (Frogs & Toads)
Family	Cricetidae	Craugastoridae
Genus	Sigmodon	Pristimantis
Species	Sigmodon alstoni	Pristimantis cryptomelas

Evolutionary Relationship

Alston s Cotton Rat and Cryptic Robber Frog share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Alston s Cotton Rat

LC — Least Concern

Cryptic Robber Frog

NT — Near Threatened

Physical Characteristics

Attribute	Alston s Cotton Rat	Cryptic Robber Frog
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Alston s Cotton Rat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia and Venezuela.

Cryptic Robber Frog

Habitat

Typically found in freshwater habitats, moist forests, and wetlands.

Alston s Cotton Rat

The Alston s Cotton Rat (Sigmodon alstoni) is a species in the genus Sigmodon. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems. Distributed across Colombia and Venezuela.