House Sparrow vs Japanese Weasel

Passer domesticus compared with Mustela itatsi

Key Differences

• House Sparrow is Least Concern while Japanese Weasel is Near Threatened.

Taxonomic Classification

Rank	House Sparrow	Japanese Weasel
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Aves (Birds)	Mammalia (Mammals)
Order	Passeriformes (Songbirds)	Carnivora (Carnivorans)
Family	Passeridae	Mustelidae (Weasels & Otters)
Genus	Passer	Mustela
Species	Passer domesticus	Mustela itatsi

Evolutionary Relationship

House Sparrow and Japanese Weasel share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

House Sparrow

LC — Least Concern

Japanese Weasel

NT — Near Threatened

Physical Characteristics

Attribute	House Sparrow	Japanese Weasel
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

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).

Japanese Weasel

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Japan. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

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.