Japanese Weasel vs Riverside Wren

Mustela itatsi compared with Cantorchilus semibadius

Key Differences

• Japanese Weasel is Near Threatened while Riverside Wren is Least Concern.

Taxonomic Classification

Rank	Japanese Weasel	Riverside Wren
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Carnivora (Carnivorans)	Passeriformes (Songbirds)
Family	Mustelidae (Weasels & Otters)	Troglodytidae
Genus	Mustela	Cantorchilus
Species	Mustela itatsi	Cantorchilus semibadius

Evolutionary Relationship

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

Conservation Status

Japanese Weasel

NT — Near Threatened

Riverside Wren

LC — Least Concern

Physical Characteristics

Attribute	Japanese Weasel	Riverside Wren
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.

Riverside Wren

Habitat

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

Range

Found in Norway.