Amazonian Marsh Rat vs Pixie Foam

Holochilus sciureus compared with Stereocaulon pileatum

Key Differences

• Amazonian Marsh Rat is Least Concern while Pixie Foam is Critically Endangered.

Taxonomic Classification

Rank	Amazonian Marsh Rat	Pixie Foam
Kingdom	Animalia (Animals)	Fungi (Fungi)
Phylum	Chordata (Chordates)	Ascomycota (Sac Fungi)
Class	Mammalia (Mammals)	Lecanoromycetes (Lecanoromycetes)
Order	Rodentia (Rodents)	Lecanorales (Lecanorales)
Family	Cricetidae	Stereocaulaceae
Genus	Holochilus	Stereocaulon
Species	Holochilus sciureus	Stereocaulon pileatum

Conservation Status

Amazonian Marsh Rat

LC — Least Concern

Pixie Foam

CR — Critically Endangered

Physical Characteristics

Attribute	Amazonian Marsh Rat	Pixie Foam
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.

Pixie Foam

Habitat

Native to Europe and North America, inhabiting ecosystems characteristic of the region.

Range

Distributed across Denmark, Norway, Portugal, Sweden, and United States. Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

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.