Altai Birch Mouse vs black-headed spider monkey

Sicista napaea compared with Ateles fusciceps

Key Differences

• Altai Birch Mouse is Least Concern while black-headed spider monkey is Endangered.

Taxonomic Classification

Rank	Altai Birch Mouse	black-headed spider monkey
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Mammalia (Mammals)	Mammalia (Mammals)
Order	Rodentia (Rodents)	Primates (Primates)
Family	Dipodidae	Atelidae
Genus	Sicista	Ateles
Species	Sicista napaea	Ateles fusciceps

Evolutionary Relationship

Altai Birch Mouse and black-headed spider monkey share a common ancestor at the Class level: Mammalia. (Mammals)

Conservation Status

Altai Birch Mouse

LC — Least Concern

black-headed spider monkey

EN — Endangered

Physical Characteristics

Attribute	Altai Birch Mouse	black-headed spider monkey
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Altai Birch Mouse

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

black-headed spider monkey

Habitat

Found across multiple habitat types including tropical and subtropical dry broadleaf forests, flooded grasslands and savannas, and montane grasslands and shrublands, among 4 distinct biome types within the Neotropic biogeographic realm.

Range

Distributed across Colombia and Ecuador. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Altai Birch Mouse

The Altai Birch Mouse (Sicista napaea) is a species in the genus Sicista. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.

black-headed spider monkey

The Black-Headed Spider Monkey (Ateles fusciceps) is a species in the genus Ateles. It is currently classified as Endangered on the IUCN Red List. Found across multiple habitat types including tropical and subtropical dry broadleaf forests, flooded grasslands and savannas, and montane grasslands and shrublands, among 4 distinct biome types within the Neotropic biogeographic realm.