ハッカチョウ vs Flat Periwinkle

Acridotheres cristatellus compared with Littorina obtusata

Taxonomic Classification

Rank	ハッカチョウ	Flat Periwinkle
Kingdom same	Animalia (動物)	Animalia (動物)
Phylum	Chordata (脊索動物)	Mollusca (軟体動物)
Class	Aves (鳥類)	Gastropoda (腹足綱)
Order	Passeriformes (スズメ目)	Littorinimorpha (タマキビガイ下目)
Family	Sturnidae	Littorinidae
Genus	Acridotheres	Littorina
Species	Acridotheres cristatellus	Littorina obtusata

Evolutionary Relationship

ハッカチョウ and Flat Periwinkle share a common ancestor at the Kingdom level: Animalia. (動物)

Conservation Status

ハッカチョウ

LC — Least Concern

Flat Periwinkle

LC — Least Concern

Physical Characteristics

Attribute	ハッカチョウ	Flat Periwinkle
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).

Flat Periwinkle

Habitat

Typically found in terrestrial and aquatic habitats including forests and freshwater.

Range

Distributed across Belgium, Denmark, Norway, and Sweden.

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