Comb Duck vs Japanese Weasel

Sarkidiornis melanotos compared with Mustela itatsi

Key Differences

• Comb Duck is Least Concern while Japanese Weasel is Near Threatened.

Taxonomic Classification

Rank	Comb Duck	Japanese Weasel
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Aves (Birds)	Mammalia (Mammals)
Order	Anseriformes (Anseriformes)	Carnivora (Carnivorans)
Family	Anatidae	Mustelidae (Weasels & Otters)
Genus	Sarkidiornis	Mustela
Species	Sarkidiornis melanotos	Mustela itatsi

Evolutionary Relationship

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

Conservation Status

Comb Duck

LC — Least Concern

Japanese Weasel

NT — Near Threatened

Physical Characteristics

Attribute	Comb Duck	Japanese Weasel
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Comb Duck

Habitat

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

Range

Found across Europe (5 countries) and South America (Colombia, Ecuador).

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.

Comb Duck

Comb Duck (Sarkidiornis melanotos) 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.