Japanese Weasel vs Smoke-colored Pewee

Mustela itatsi compared with Contopus fumigatus

Key Differences

• Japanese Weasel is Near Threatened while Smoke-colored Pewee is Least Concern.

Taxonomic Classification

Rank	Japanese Weasel	Smoke-colored Pewee
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)	Tyrannidae
Genus	Mustela	Contopus
Species	Mustela itatsi	Contopus fumigatus

Evolutionary Relationship

Japanese Weasel and Smoke-colored Pewee share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Japanese Weasel

NT — Near Threatened

Smoke-colored Pewee

LC — Least Concern

Physical Characteristics

Attribute	Japanese Weasel	Smoke-colored Pewee
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.

Smoke-colored Pewee

Habitat

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

Range

Distributed across Colombia, Ecuador, Norway, and Venezuela.

Smoke-colored Pewee

Smoke-colored Pewee (Contopus fumigatus) 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.