Japanese Weasel vs Opal-crowned Tanager

Mustela itatsi compared with Tangara callophrys

Key Differences

• Japanese Weasel is Near Threatened while Opal-crowned Tanager is Least Concern.

Taxonomic Classification

Rank	Japanese Weasel	Opal-crowned Tanager
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)	Thraupidae
Genus	Mustela	Tangara
Species	Mustela itatsi	Tangara callophrys

Evolutionary Relationship

Japanese Weasel and Opal-crowned Tanager share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Japanese Weasel

NT — Near Threatened

Opal-crowned Tanager

LC — Least Concern

Physical Characteristics

Attribute	Japanese Weasel	Opal-crowned Tanager
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.

Opal-crowned Tanager

Habitat

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

Range

Distributed across Colombia, Ecuador, and Norway.