Amazonian Marsh Rat vs crested newt

Holochilus sciureus compared with Triturus cristatus

Key Differences

• Amazonian Marsh Rat is Least Concern while crested newt is Near Threatened.

Taxonomic Classification

Rank	Amazonian Marsh Rat	crested newt
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Amphibia (Amphibians)
Order	Rodentia (Rodents)	Caudata (Caudata)
Family	Cricetidae	Salamandridae
Genus	Holochilus	Triturus
Species	Holochilus sciureus	Triturus cristatus

Evolutionary Relationship

Amazonian Marsh Rat and crested newt share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Amazonian Marsh Rat

LC — Least Concern

crested newt

NT — Near Threatened

Physical Characteristics

Attribute	Amazonian Marsh Rat	crested newt
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.

crested newt

Habitat

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

Range

Found across Europe (6 countries). Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

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.

crested newt

crested newt (Triturus cristatus) is classified as Near Threatened (NT) on the IUCN Red List. Close to qualifying as threatened, with populations that may become vulnerable without conservation action.