ハッカチョウ vs ケワタガモ

Acridotheres cristatellus compared with Somateria spectabilis

Key Differences

• ハッカチョウ is Least Concern while ケワタガモ is Not Evaluated.

Taxonomic Classification

Rank	ハッカチョウ	ケワタガモ
Kingdom same	Animalia (動物)	Animalia (動物)
Phylum same	Chordata (脊索動物)	Chordata (脊索動物)
Class same	Aves (鳥類)	Aves (鳥類)
Order	Passeriformes (スズメ目)	Anseriformes (カモ目)
Family	Sturnidae	Anatidae
Genus	Acridotheres	Somateria
Species	Acridotheres cristatellus	Somateria spectabilis

Evolutionary Relationship

ハッカチョウ and ケワタガモ share a common ancestor at the Class level: Aves. (鳥類)

Conservation Status

ハッカチョウ

LC — Least Concern

ケワタガモ

NE — Not Evaluated

Physical Characteristics

Attribute	ハッカチョウ	ケワタガモ
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

ハッカチョウ

Habitat

Inhabits tropical and subtropical dry broadleaf forests and tropical and subtropical grasslands and savannas within the Neotropic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

Widely distributed across Asia (Japan, Singapore, United Arab Emirates), Europe (7 countries), and South America (Argentina, Bolivia).

ケワタガモ

Habitat

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

Range

Distributed across Belgium, Denmark, Norway, Sweden, and United States.

ハッカチョウ

カンムリハッカ（Acridotheres cristatellus）はIUCNレッドリストで軽度懸念（LC）に分類される。分布域全体で広く豊富に生息し、個体数は安定しており、即座の保全上の懸念はない。

Shared Countries

Both species can be found in 2 countries:

🇧🇪 Belgium 🇳🇴 Norway