Japanese Weasel vs Silver-backed Needletail

Mustela itatsi compared with Hirundapus cochinchinensis

Key Differences

• Japanese Weasel is Near Threatened while Silver-backed Needletail is Least Concern.

Taxonomic Classification

Rank	Japanese Weasel	Silver-backed Needletail
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Carnivora (Carnivorans)	Apodiformes (Apodiformes)
Family	Mustelidae (Weasels & Otters)	Apodidae
Genus	Mustela	Hirundapus
Species	Mustela itatsi	Hirundapus cochinchinensis

Evolutionary Relationship

Japanese Weasel and Silver-backed Needletail share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Japanese Weasel

NT — Near Threatened

Silver-backed Needletail

LC — Least Concern

Physical Characteristics

Attribute	Japanese Weasel	Silver-backed Needletail
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

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.

Silver-backed Needletail

Habitat

Typically found in various aerial, terrestrial, and aquatic environments.

Range

Found in Norway.