ハッカチョウ vs オオアオサギ

Acridotheres cristatellus compared with Ardea herodias

Taxonomic Classification

Rank	ハッカチョウ	オオアオサギ
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)	Pelecaniformes (ペリカン目)
Family	Sturnidae	Ardeidae
Genus	Acridotheres	Ardea
Species	Acridotheres cristatellus	Ardea herodias

Evolutionary Relationship

ハッカチョウ and オオアオサギ share a common ancestor at the Class level: Aves. (鳥類)

Conservation Status

ハッカチョウ

LC — Least Concern

オオアオサギ

LC — Least Concern

Physical Characteristics

Attribute	ハッカチョウ	オオアオサギ
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).

オオアオサギ

Habitat

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

Range

Widely distributed across Europe (5 countries), North America (United States), and South America (Colombia, Ecuador, Venezuela).

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。

オオアオサギ

オオアオサギ（Ardea herodias）はIUCNレッドリストで軽度懸念（LC）に分類されています。分布域全体で広く生息し、個体群は安定しており、早急な保全上の懸念はありません。

Shared Countries

Both species can be found in 5 countries:

🇧🇪 Belgium 🇫🇷 France 🇳🇱 Netherlands 🇳🇴 Norway 🇬🇧 United Kingdom