Finlayson's squirrel vs House Sparrow

Callosciurus finlaysonii compared with Passer domesticus

Taxonomic Classification

Rank	Finlayson's squirrel	House Sparrow
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Rodentia (Rodents)	Passeriformes (Songbirds)
Family	Sciuridae (Squirrels)	Passeridae
Genus	Callosciurus	Passer
Species	Callosciurus finlaysonii	Passer domesticus

Evolutionary Relationship

Finlayson's squirrel and House Sparrow share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Finlayson's squirrel

LC — Least Concern

House Sparrow

LC — Least Concern

Physical Characteristics

Attribute	Finlayson's squirrel	House Sparrow
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Finlayson's squirrel

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found across Asia (Japan, Singapore) and Europe (5 countries).

House Sparrow

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, tropical and subtropical dry broadleaf forests, and tropical and subtropical grasslands and savannas, among 6 distinct biome types. Populations are also found in montane and highland environments at higher elevations.

Range

Widely distributed across Africa (25 countries), Asia (4 countries), Europe (7 countries), North America (15 countries), Oceania and the Pacific (Australia, New Zealand, Vanuatu), and South America (8 countries).

House Sparrow

House Sparrow (Passer domesticus) is classified as Least Concern (LC) on the IUCN Red List. Widespread and abundant across its range, with stable populations and no immediate conservation concerns.

Shared Countries

Both species can be found in 5 countries:

🇧🇪 Belgium 🇩🇰 Denmark 🇳🇴 Norway 🇸🇬 Singapore 🇸🇪 Sweden