Hase iruka vs Zou-ginzame

Delphinus delphis compared with Callorhinchus callorynchus

Key Differences

• Hase iruka is Least Concern while Zou-ginzame is Vulnerable.

Taxonomic Classification

Rank	Hase iruka	Zou-ginzame
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)	Holocephali (全頭亜綱)
Order	Cetacea (Whales & Dolphins)	Chimaeriformes (ギンザメ目)
Family	Delphinidae (Oceanic Dolphins)	Callorhinchidae
Genus	Delphinus	Callorhinchus
Species	Delphinus delphis	Callorhinchus callorynchus

Evolutionary Relationship

Hase iruka and Zou-ginzame share a common ancestor at the Phylum level: Chordata. (脊索動物)

Conservation Status

Hase iruka

LC — Least Concern

Zou-ginzame

VU — Vulnerable

Physical Characteristics

Attribute	Hase iruka	Zou-ginzame
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Hase iruka

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Widely distributed across Asia (Taiwan), Europe (6 countries), and South America (Colombia, Ecuador, Venezuela).

Zou-ginzame

Habitat

Native to South America, inhabiting ecosystems characteristic of the region.

Range

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

Hase iruka

マイルカ（Delphinus delphis）は大西洋・地中海・インド太平洋の温帯〜熱帯海域に広く分布するイルカで、黒・白・黄色のクロスパターンが特徴的な模様を持つ。IUCNレッドリストでは軽度懸念（LC）に分類されており、世界で最も個体数の多いイルカの一種と考えられている。高速遊泳能力を持ちボウライドを楽しむ行動でよく知られ、数百頭からなる大きな群れを形成することがある。