Amazonian Marsh Rat vs Pacific Loon

Holochilus sciureus compared with Gavia pacifica

Key Differences

• Amazonian Marsh Rat is Least Concern while Pacific Loon is Not Evaluated.

Taxonomic Classification

Rank	Amazonian Marsh Rat	Pacific Loon
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Rodentia (Rodents)	Gaviiformes (Gaviiformes)
Family	Cricetidae	Gaviidae
Genus	Holochilus	Gavia
Species	Holochilus sciureus	Gavia pacifica

Evolutionary Relationship

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

Conservation Status

Amazonian Marsh Rat

LC — Least Concern

Pacific Loon

NE — Not Evaluated

Physical Characteristics

Attribute	Amazonian Marsh Rat	Pacific Loon
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.

Pacific Loon

Habitat

Typically found in various aerial, terrestrial, and aquatic environments.

Range

Distributed across Denmark, Norway, Sweden, and United States.

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.