Japanese Weasel vs Yellow-billed Cacique

Mustela itatsi compared with Amblycercus holosericeus

Key Differences

• Japanese Weasel is Near Threatened while Yellow-billed Cacique is Least Concern.

Taxonomic Classification

Rank	Japanese Weasel	Yellow-billed Cacique
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)	Icteridae
Genus	Mustela	Amblycercus
Species	Mustela itatsi	Amblycercus holosericeus

Evolutionary Relationship

Japanese Weasel and Yellow-billed Cacique share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Japanese Weasel

NT — Near Threatened

Yellow-billed Cacique

LC — Least Concern

Physical Characteristics

Attribute	Japanese Weasel	Yellow-billed Cacique
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.

Yellow-billed Cacique

Habitat

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

Range

Distributed across Colombia, Ecuador, Norway, and Venezuela.

Yellow-billed Cacique

Yellow-billed Cacique (Amblycercus holosericeus) 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.