ダチョウ vs Hotson’s Brush-tailed Mouse

Struthio camelus compared with Calomyscus hotsoni

Taxonomic Classification

Rank	ダチョウ	Hotson’s Brush-tailed Mouse
Kingdom same	Animalia (動物)	Animalia (動物)
Phylum same	Chordata (脊索動物)	Chordata (脊索動物)
Class	Aves (鳥類)	Mammalia (哺乳類)
Order	Struthioniformes (ダチョウ目)	Rodentia (ネズミ目)
Family	Struthionidae	Calomyscidae
Genus	Struthio	Calomyscus
Species	Struthio camelus	Calomyscus hotsoni

Evolutionary Relationship

ダチョウ and Hotson’s Brush-tailed Mouse share a common ancestor at the Phylum level: Chordata. (脊索動物)

Conservation Status

ダチョウ

LC — Least Concern

Trend: Stable →

Hotson’s Brush-tailed Mouse

LC — Least Concern

Physical Characteristics

Attribute	ダチョウ	Hotson’s Brush-tailed Mouse
Diet	Omnivore	—
Average Lifespan	45 years	—
Average Length	2.1 m	—
Average Weight	100.0 kg	—

Habitat & Geographic Range

ダチョウ

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, temperate broadleaf and mixed forests, and temperate coniferous forests, among 4 distinct biome types within the Indomalayan biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

Widely distributed across Asia (4 countries), Europe (5 countries), and South America (Colombia, Ecuador, Peru).

Hotson’s Brush-tailed Mouse

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

ダチョウ

世界最大かつ最重量の現生鳥類であるダチョウ（Struthio camelus）は、体高2.8m・体重156kgに達し、アフリカのサバンナと半乾燥平原に生息する。飛べない代わりに強靭な長い脚で致命的な蹴りを繰り出し、時速70kmという鳥類最速の走行を可能にする。大きな目は陸上脊椎動物の中で最大である。ダチョウの卵は現生鳥類の中で最も大きい。