Brown eagle-ray vs Common Ostrich

Aetomylaeus milvus compared with Struthio camelus

Key Differences

• Brown eagle-ray is Endangered while Common Ostrich is Least Concern.

Taxonomic Classification

Rank	Brown eagle-ray	Common Ostrich
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Elasmobranchii	Aves (Birds)
Order	Myliobatiformes (Myliobatiformes)	Struthioniformes (Struthioniformes)
Family	Myliobatidae	Struthionidae
Genus	Aetomylaeus	Struthio
Species	Aetomylaeus milvus	Struthio camelus

Evolutionary Relationship

Brown eagle-ray and Common Ostrich share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Brown eagle-ray

EN — Endangered

Common Ostrich

LC — Least Concern

Trend: Stable →

Physical Characteristics

Attribute	Brown eagle-ray	Common Ostrich
Diet	—	Omnivore
Average Lifespan	—	45 years
Average Length	—	2.1 m
Average Weight	—	100.0 kg

Habitat & Geographic Range

Brown eagle-ray

Habitat

Native to Asia, inhabiting ecosystems characteristic of the region.

Range

Found in Taiwan. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Common Ostrich

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).

Brown eagle-ray

The Brown Eagle-ray (Aetomylaeus milvus) is a species in the genus Aetomylaeus. It is currently classified as Endangered on the IUCN Red List. Native to Asia, inhabiting ecosystems characteristic of the region.

Common Ostrich

The world's largest and heaviest living bird, common ostriches stand up to 2.8 meters tall and weigh 156 kg, inhabiting savannas and semi-arid plains of Africa. Flightless, they compensate with powerful long legs capable of delivering lethal kicks and sustaining running speeds of 70 km/h — the fastest of any bird. Their large eyes are the biggest of any land vertebrate. Ostriches lay the largest eggs of any living bird.

Shared Countries

Both species can be found in 1 countries:

🇹🇼 Taiwan