Hase iruka vs tiny risso snail

Delphinus delphis compared with Rissoa parva

Taxonomic Classification

Rank	Hase iruka	tiny risso snail
Kingdom same	Animalia (動物)	Animalia (動物)
Phylum	Chordata (脊索動物)	Mollusca (軟体動物)
Class	Mammalia (哺乳類)	Gastropoda (腹足綱)
Order	Cetacea (Whales & Dolphins)	Littorinimorpha (タマキビガイ下目)
Family	Delphinidae (Oceanic Dolphins)	Rissoidae
Genus	Delphinus	Rissoa
Species	Delphinus delphis	Rissoa parva

Evolutionary Relationship

Hase iruka and tiny risso snail share a common ancestor at the Kingdom level: Animalia. (動物)

Conservation Status

Hase iruka

LC — Least Concern

tiny risso snail

LC — Least Concern

Physical Characteristics

Attribute	Hase iruka	tiny risso snail
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).

tiny risso snail

Habitat

Typically found in terrestrial and aquatic habitats including forests and freshwater.

Range

Distributed across Belgium, Denmark, Norway, and Sweden.

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。

Shared Countries

Both species can be found in 4 countries:

🇧🇪 Belgium 🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden