Hase iruka vs Birdlike Noctule

Delphinus delphis compared with Nyctalus aviator

Key Differences

• Hase iruka is Least Concern while Birdlike Noctule is Near Threatened.

Taxonomic Classification

Rank	Hase iruka	Birdlike Noctule
Kingdom same	Animalia (動物)	Animalia (動物)
Phylum same	Chordata (脊索動物)	Chordata (脊索動物)
Class same	Mammalia (哺乳類)	Mammalia (哺乳類)
Order	Cetacea (Whales & Dolphins)	Chiroptera (翼手目)
Family	Delphinidae (Oceanic Dolphins)	Vespertilionidae
Genus	Delphinus	Nyctalus
Species	Delphinus delphis	Nyctalus aviator

Evolutionary Relationship

Hase iruka and Birdlike Noctule share a common ancestor at the Class level: Mammalia. (哺乳類)

Conservation Status

Hase iruka

LC — Least Concern

Birdlike Noctule

NT — Near Threatened

Physical Characteristics

Attribute	Hase iruka	Birdlike Noctule
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).

Birdlike Noctule

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

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。

Birdlike Noctule

The Birdlike Noctule (Nyctalus aviator) is a species in the genus Nyctalus. It is currently classified as Near Threatened on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.