虎鯨 vs Spinetail ray

Orcinus orca compared with Bathyraja spinicauda

Key Differences

• 虎鯨 is Data Deficient while Spinetail ray is Near Threatened.

Taxonomic Classification

Rank	虎鯨	Spinetail ray
Kingdom same	Animalia (动物界)	Animalia (动物界)
Phylum same	Chordata (脊索动物门)	Chordata (脊索动物门)
Class	Mammalia (哺乳動物)	Elasmobranchii
Order	Cetacea (Whales & Dolphins)	Rajiformes (鳐目)
Family	Delphinidae (Oceanic Dolphins)	Arhynchobatidae
Genus	Orcinus (Orcas)	Bathyraja
Species	Orcinus orca	Bathyraja spinicauda

Evolutionary Relationship

虎鯨 and Spinetail ray share a common ancestor at the Phylum level: Chordata. (脊索动物门)

Conservation Status

虎鯨

DD — Data Deficient

Population: ~50.0K

Trend: Unknown ?

Spinetail ray

NT — Near Threatened

Physical Characteristics

Attribute	虎鯨	Spinetail ray
Diet	Carnivore	—
Average Lifespan	50 years	—
Average Length	8.0 m	—
Average Weight	5.4 t	—

Habitat & Geographic Range

虎鯨

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, tropical and subtropical dry broadleaf forests, and tropical and subtropical grasslands and savannas, among 11 distinct biome types. Populations are also found in montane and highland environments at higher elevations.

Range

Widely distributed across Asia (Taiwan), Europe (4 countries), and South America (Colombia, Ecuador, Venezuela).

Spinetail ray

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Found in Norway. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

虎鯨

作为海豚科体型最大的成员，虎鲸（Orcinus orca）体长可达9米，体重6吨，分布于从北极到南极的所有海洋。以母系群体生活的顶级捕食者，不同种群具有独特的方言、狩猎策略和文化传统。一些种群专门捕食鱼类，另一些则捕食海洋哺乳动物。没有天敌，虎鲸位于其所栖居的每条海洋食物链的顶端。

Shared Countries

Both species can be found in 1 countries:

🇳🇴 Norway