Hase iruka vs Pool Frog

Delphinus delphis compared with Pelophylax lessonae

Key Differences

• Hase iruka is Least Concern while Pool Frog is Critically Endangered.

Taxonomic Classification

Rank	Hase iruka	Pool Frog
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)	Amphibia (両生類)
Order	Cetacea (Whales & Dolphins)	Anura (カエル)
Family	Delphinidae (Oceanic Dolphins)	Ranidae
Genus	Delphinus	Pelophylax
Species	Delphinus delphis	Pelophylax lessonae

Evolutionary Relationship

Hase iruka and Pool Frog share a common ancestor at the Phylum level: Chordata. (脊索動物)

Conservation Status

Hase iruka

LC — Least Concern

Pool Frog

CR — Critically Endangered

Physical Characteristics

Attribute	Hase iruka	Pool Frog
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).

Pool Frog

Habitat

Found across multiple habitat types including temperate broadleaf and mixed forests, temperate coniferous forests, and Mediterranean forests and woodlands within the Palearctic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

Found across Europe (8 countries). Currently classified as Critically Endangered 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。

Pool Frog

Pool Frog（Pelophylax lessonae）はIUCNレッドリストで絶滅危惧IA類（CR）に分類される。深刻な個体数の減少と生息地の損失により、野生での絶滅の危険性が極めて高い状態にある。

Shared Countries

Both species can be found in 3 countries:

🇧🇪 Belgium 🇳🇴 Norway 🇸🇪 Sweden