瓶鼻海豚 vs Variable Bluet

Tursiops truncatus compared with Coenagrion pulchellum

Key Differences

• 瓶鼻海豚 is Least Concern while Variable Bluet is Endangered.

Taxonomic Classification

Rank	瓶鼻海豚	Variable Bluet
Kingdom same	Animalia (动物界)	Animalia (动物界)
Phylum	Chordata (脊索动物门)	Arthropoda (节肢动物门)
Class	Mammalia (哺乳動物)	Insecta (昆蟲綱)
Order	Cetacea (Whales & Dolphins)	Odonata (蜻蜓目)
Family	Delphinidae (Oceanic Dolphins)	Coenagrionidae
Genus	Tursiops (Bottlenose Dolphins)	Coenagrion
Species	Tursiops truncatus	Coenagrion pulchellum

Evolutionary Relationship

瓶鼻海豚 and Variable Bluet share a common ancestor at the Kingdom level: Animalia. (动物界)

Conservation Status

瓶鼻海豚

LC — Least Concern

Population: ~600.0K

Trend: Stable →

Variable Bluet

EN — Endangered

Physical Characteristics

Attribute	瓶鼻海豚	Variable Bluet
Diet	Carnivore	—
Average Lifespan	45 years	—
Average Length	3.0 m	—
Average Weight	300.0 kg	—

Habitat & Geographic Range

瓶鼻海豚

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 12 distinct biome types. Populations are also found in montane and highland environments at higher elevations.

Range

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

Variable Bluet

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Luxembourg, Norway, and Sweden. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

瓶鼻海豚

作为研究最广泛、最受认可的海豚物种，宽吻海豚栖息于全球从沿岸浅水到远洋的温暖和温带海域。高度智能，大脑相对体型较大，展示自我认知、复杂交流和社会学习。生活在流动的分裂-融合社会中，合作围捕鱼群。是海洋生态系统健康的关键指示物种。

Variable Bluet

多变蟌(Coenagrion pulchellum)在IUCN红色名录中被评为濒危(EN)。在野外有较高的灭绝风险，种群数量显著下降，生存面临持续威胁。

Shared Countries

Both species can be found in 4 countries:

🇧🇪 Belgium 🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden