Amazonian Marsh Rat vs Gray smooth hound

Holochilus sciureus compared with Mustelus californicus

Taxonomic Classification

Rank	Amazonian Marsh Rat	Gray smooth hound
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Chondrichthyes (Cartilaginous Fish)
Order	Rodentia (Rodents)	Carcharhiniformes (Ground Sharks)
Family	Cricetidae	Triakidae
Genus	Holochilus	Mustelus
Species	Holochilus sciureus	Mustelus californicus

Evolutionary Relationship

Amazonian Marsh Rat and Gray smooth hound share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Amazonian Marsh Rat

LC — Least Concern

Gray smooth hound

LC — Least Concern

Physical Characteristics

Attribute	Amazonian Marsh Rat	Gray smooth hound
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Amazonian Marsh Rat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia and Venezuela.

Gray smooth hound

Habitat

Typically found in marine environments from coastal waters to deep ocean.

Amazonian Marsh Rat

The Amazonian Marsh Rat (Holochilus sciureus) is a species in the genus Holochilus. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.