Gray-bellied Cuckoo vs Japanese Weasel

Cacomantis passerinus compared with Mustela itatsi

Key Differences

• Gray-bellied Cuckoo is Least Concern while Japanese Weasel is Near Threatened.

Taxonomic Classification

Rank	Gray-bellied Cuckoo	Japanese Weasel
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Aves (Birds)	Mammalia (Mammals)
Order	Cuculiformes (Cuculiformes)	Carnivora (Carnivorans)
Family	Cuculidae	Mustelidae (Weasels & Otters)
Genus	Cacomantis	Mustela
Species	Cacomantis passerinus	Mustela itatsi

Evolutionary Relationship

Gray-bellied Cuckoo and Japanese Weasel share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Gray-bellied Cuckoo

LC — Least Concern

Japanese Weasel

NT — Near Threatened

Physical Characteristics

Attribute	Gray-bellied Cuckoo	Japanese Weasel
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Gray-bellied Cuckoo

Habitat

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

Range

Found in Norway.

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.