Hase iruka vs Field Brome

Delphinus delphis compared with Bromus arvensis

Key Differences

Hase iruka is Least Concern while Field Brome is Near Threatened.

Taxonomic Classification

Rank	Hase iruka	Field Brome
Kingdom	Animalia (動物)	Plantae (植物)
Phylum	Chordata (脊索動物)	Magnoliophyta (被子植物門)
Class	Mammalia (哺乳類)	Liliopsida (単子葉植物綱)
Order	Cetacea (Whales & Dolphins)	Poales (イネ目)
Family	Delphinidae (Oceanic Dolphins)	Poaceae (Grass Family)
Genus	Delphinus	Bromus
Species	Delphinus delphis	Bromus arvensis

Conservation Status

Hase iruka

LC — Least Concern

Field Brome

NT — Near Threatened

Physical Characteristics

Attribute	Hase iruka	Field Brome
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).

Field Brome

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, temperate coniferous forests, and temperate broadleaf and mixed forests, among 7 distinct biome types spanning the Indomalayan and Palearctic realms. Populations are also found in montane and highland environments at higher elevations.

Range

Widely distributed across Asia (China, India, Japan), Europe (18 countries), and North America (Canada, Mexico, United States). Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

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。