Common Ostrich vs Giant Otter

Struthio camelus compared with Pteronura brasiliensis

Key Differences

• Common Ostrich is Least Concern while Giant Otter is Endangered.

Taxonomic Classification

Rank	Common Ostrich	Giant Otter
Kingdom same	Animalia (สัตว์)	Animalia (สัตว์)
Phylum same	Chordata (สัตว์มีแกนสันหลัง)	Chordata (สัตว์มีแกนสันหลัง)
Class	Aves (นก)	Mammalia (สัตว์เลี้ยงลูกด้วยน้ำนม)
Order	Struthioniformes (Struthioniformes)	Carnivora (สัตว์กินเนื้อ)
Family	Struthionidae	Mustelidae (Weasels & Otters)
Genus	Struthio	Pteronura
Species	Struthio camelus	Pteronura brasiliensis

Evolutionary Relationship

Common Ostrich and Giant Otter share a common ancestor at the Phylum level: Chordata. (สัตว์มีแกนสันหลัง)

Conservation Status

Common Ostrich

LC — Least Concern

Trend: Stable →

Giant Otter

EN — Endangered

Physical Characteristics

Attribute	Common Ostrich	Giant Otter
Diet	Omnivore	—
Average Lifespan	45 years	—
Average Length	2.1 m	—
Average Weight	100.0 kg	—

Habitat & Geographic 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).

Giant Otter

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia and Venezuela. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

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:

🇨🇴 Colombia