Amazon Dwarf Squirrel vs Golden Thorius

Microsciurus flaviventer compared with Thorius aureus

Key Differences

• Amazon Dwarf Squirrel is Data Deficient while Golden Thorius is Critically Endangered.

Taxonomic Classification

Rank	Amazon Dwarf Squirrel	Golden Thorius
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Amphibia (Amphibians)
Order	Rodentia (Rodents)	Caudata (Caudata)
Family	Sciuridae (Squirrels)	Plethodontidae
Genus	Microsciurus	Thorius
Species	Microsciurus flaviventer	Thorius aureus

Evolutionary Relationship

Amazon Dwarf Squirrel and Golden Thorius share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Amazon Dwarf Squirrel

DD — Data Deficient

Golden Thorius

CR — Critically Endangered

Physical Characteristics

Attribute	Amazon Dwarf Squirrel	Golden Thorius
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Amazon Dwarf Squirrel

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia and Ecuador.

Golden Thorius

Habitat

Found across multiple habitat types including tropical and subtropical coniferous forests, tropical and subtropical grasslands and savannas, and Mediterranean forests and woodlands, among 6 distinct biome types spanning the Nearctic and Neotropic realms. Populations are also found in montane and highland environments at higher elevations.

Range

Found in Mexico. Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Amazon Dwarf Squirrel

The Amazon Dwarf Squirrel (Microsciurus flaviventer) is a species in the genus Microsciurus. Its conservation status is listed as Data Deficient, indicating insufficient data for assessment. Typically found in diverse terrestrial and aquatic ecosystems.