Guianan Squirrel vs house mouse

Sciurus aestuans compared with Mus musculus

Taxonomic Classification

Rank	Guianan Squirrel	house mouse
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Mammalia (Mammals)	Mammalia (Mammals)
Order same	Rodentia (Rodents)	Rodentia (Rodents)
Family	Sciuridae (Squirrels)	Muridae (Mice & Rats)
Genus	Sciurus (Tree Squirrels)	Mus (House Mice)
Species	Sciurus aestuans	Mus musculus

Evolutionary Relationship

Guianan Squirrel and house mouse share a common ancestor at the Order level: Rodentia. (Rodents)

Conservation Status

Guianan Squirrel

LC — Least Concern

house mouse

LC — Least Concern

Trend: Stable →

Physical Characteristics

Attribute	Guianan Squirrel	house mouse
Diet	—	Omnivore
Average Lifespan	—	2 years
Average Length	—	9 cm
Average Weight	—	20 g

Habitat & Geographic Range

Guianan Squirrel

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Venezuela.

house mouse

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, tropical and subtropical dry broadleaf forests, and flooded grasslands and savannas, among 8 distinct biome types. Populations are also found in montane and highland environments at higher elevations.

Range

Widely distributed across Africa (9 countries), Asia (13 countries), Europe (41 countries), North America (14 countries), Oceania and the Pacific (12 countries), and South America (10 countries).

house mouse

Among the most widespread and numerous mammals on Earth, house mice originated in South Asia and have accompanied human civilization across every continent except Antarctica. Weighing just 15–25 g, they are highly adaptable omnivores capable of surviving on minimal food and water. As the world's most commonly used laboratory animal, the house mouse has contributed to virtually every branch of biomedical research. They cause significant agricultural damage globally.

Shared Countries

Both species can be found in 1 countries:

🇻🇪 Venezuela