Irrawaddy dolphin vs ムジタネワリ

Orcaella brevirostris compared with Catamenia inornata

Key Differences

• Irrawaddy dolphin is Endangered while ムジタネワリ is Least Concern.

Taxonomic Classification

Rank	Irrawaddy dolphin	ムジタネワリ
Kingdom same	Animalia (動物)	Animalia (動物)
Phylum same	Chordata (脊索動物)	Chordata (脊索動物)
Class	Mammalia (哺乳類)	Aves (鳥類)
Order	Cetacea (Whales & Dolphins)	Passeriformes (スズメ目)
Family	Delphinidae (Oceanic Dolphins)	Thraupidae
Genus	Orcaella	Catamenia
Species	Orcaella brevirostris	Catamenia inornata

Evolutionary Relationship

Irrawaddy dolphin and ムジタネワリ share a common ancestor at the Phylum level: Chordata. (脊索動物)

Conservation Status

Irrawaddy dolphin

EN — Endangered

ムジタネワリ

LC — Least Concern

Physical Characteristics

Attribute	Irrawaddy dolphin	ムジタネワリ
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Irrawaddy dolphin

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

ムジタネワリ

Habitat

Typically found in various aerial, terrestrial, and aquatic environments.

Range

Distributed across Colombia, Ecuador, Norway, and Venezuela.

ムジタネワリ

プレーンカラーシードイーター（Catamenia inornata）はIUCNレッドリストで最も懸念が少ない（LC）に分類されている。分布域全体に広く生息し個体数が安定しており、直接的な保全上の懸念はない。