Banded Demoiselle vs 虎鯨

Calopteryx splendens compared with Orcinus orca

Key Differences

• Banded Demoiselle is Least Concern while 虎鯨 is Data Deficient.

Taxonomic Classification

Rank	Banded Demoiselle	虎鯨
Kingdom same	Animalia (动物界)	Animalia (动物界)
Phylum	Arthropoda (节肢动物门)	Chordata (脊索动物门)
Class	Insecta (昆蟲綱)	Mammalia (哺乳動物)
Order	Odonata (蜻蜓目)	Cetacea (Whales & Dolphins)
Family	Calopterygidae	Delphinidae (Oceanic Dolphins)
Genus	Calopteryx	Orcinus (Orcas)
Species	Calopteryx splendens	Orcinus orca

Evolutionary Relationship

Banded Demoiselle and 虎鯨 share a common ancestor at the Kingdom level: Animalia. (动物界)

Conservation Status

Banded Demoiselle

LC — Least Concern

虎鯨

DD — Data Deficient

Population: ~50.0K

Trend: Unknown ?

Physical Characteristics

Attribute	Banded Demoiselle	虎鯨
Diet	—	Carnivore
Average Lifespan	—	50 years
Average Length	—	8.0 m
Average Weight	—	5.4 t

Habitat & Geographic Range

Banded Demoiselle

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Luxembourg, Norway, and Sweden.

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).

Banded Demoiselle

带纹蟌（Calopteryx splendens）是一种分布于欧洲和亚洲的色彩艳丽的蟌，雄性翅膀具有特征性的蓝紫色色斑。该物种保护状态为无危（LC），栖息于水质清澈的缓流河流和小溪边。

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 3 countries:

🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden