ハッカチョウ vs Threeleaf Halberd Fern

Acridotheres cristatellus compared with Tectaria trifoliata

Key Differences

• ハッカチョウ is Least Concern while Threeleaf Halberd Fern is Near Threatened.

Taxonomic Classification

Rank	ハッカチョウ	Threeleaf Halberd Fern
Kingdom	Animalia (動物)	Plantae (植物)
Phylum	Chordata (脊索動物)	Tracheophyta
Class	Aves (鳥類)	Polypodiopsida (ウラボシ綱)
Order	Passeriformes (スズメ目)	Polypodiales (ウラボシ目)
Family	Sturnidae	Tectariaceae
Genus	Acridotheres	Tectaria
Species	Acridotheres cristatellus	Tectaria trifoliata

Conservation Status

ハッカチョウ

LC — Least Concern

Threeleaf Halberd Fern

NT — Near Threatened

Physical Characteristics

Attribute	ハッカチョウ	Threeleaf Halberd Fern
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).

Threeleaf Halberd Fern

Habitat

Typically found in moist, shaded forest floors and tropical canopies.

Range

Distributed across Brazil, Colombia, and Cuba. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

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。