Dusky Dolphin vs コスズガモ

Lagenorhynchus obscurus compared with Aythya affinis

Taxonomic Classification

Rank	Dusky Dolphin	コスズガモ
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)	Anseriformes (カモ目)
Family	Delphinidae (Oceanic Dolphins)	Anatidae
Genus	Lagenorhynchus	Aythya
Species	Lagenorhynchus obscurus	Aythya affinis

Evolutionary Relationship

Dusky Dolphin and コスズガモ share a common ancestor at the Phylum level: Chordata. (脊索動物)

Conservation Status

Dusky Dolphin

LC — Least Concern

コスズガモ

LC — Least Concern

Physical Characteristics

Attribute	Dusky Dolphin	コスズガモ
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Dusky Dolphin

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

コスズガモ

Habitat

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

Range

Widely distributed across Asia (Taiwan), Europe (4 countries), North America (United States), and South America (Colombia, Ecuador, Venezuela).

コスズガモ

コスズガモ（Aythya affinis）はIUCNレッドリストで軽度懸念（LC）に分類されています。分布域全体にわたって広く分布し個体数が豊富で安定しており、早急な保護上の懸念はありません。