真海豚 vs undulate ray

Delphinus delphis compared with Raja undulata

Key Differences

• 真海豚 is Least Concern while undulate ray is Endangered.

Taxonomic Classification

Rank	真海豚	undulate 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)	Rajidae
Genus	Delphinus	Raja
Species	Delphinus delphis	Raja undulata

Evolutionary Relationship

真海豚 and undulate ray share a common ancestor at the Phylum level: Chordata. (脊索动物门)

Conservation Status

真海豚

LC — Least Concern

undulate ray

EN — Endangered

Physical Characteristics

Attribute	真海豚	undulate ray
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

真海豚

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Widely distributed across Asia (Taiwan), Europe (6 countries), and South America (Colombia, Ecuador, Venezuela).

undulate ray

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Found in Belgium. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

真海豚

大西洋斑纹海豚（Stenella frontalis）是一种中等体型的海豚，分布于热带和温暖的温带大西洋海域。该物种保护状态为无危（LC），以其体侧的白色斑纹和活泼的行为著称，常与渔船伴游。

Shared Countries

Both species can be found in 1 countries:

🇧🇪 Belgium