Big Finner vs Cizgili Vunus

Balaenoptera physalus compared with Stenella coeruleoalba

Key Differences

• Big Finner is Endangered while Cizgili Vunus is Least Concern.

Taxonomic Classification

Rank	Big Finner	Cizgili Vunus
Kingdom same	Animalia (hayvan)	Animalia (hayvan)
Phylum same	Chordata (Kordalılar)	Chordata (Kordalılar)
Class same	Mammalia (memeliler)	Mammalia (memeliler)
Order same	Cetacea (Whales & Dolphins)	Cetacea (Whales & Dolphins)
Family	Balaenopteridae (Rorquals)	Delphinidae (Oceanic Dolphins)
Genus	Balaenoptera (Rorquals)	Stenella
Species	Balaenoptera physalus	Stenella coeruleoalba

Evolutionary Relationship

Big Finner and Cizgili Vunus share a common ancestor at the Order level: Cetacea. (Whales & Dolphins)

Conservation Status

Big Finner

EN — Endangered

Cizgili Vunus

LC — Least Concern

Physical Characteristics

Attribute	Big Finner	Cizgili Vunus
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Big Finner

Habitat

Found across multiple habitat types including tropical and subtropical dry broadleaf forests, flooded grasslands and savannas, and montane grasslands and shrublands, among 4 distinct biome types within the Neotropic biogeographic realm.

Range

Widely distributed across Asia (Taiwan), Europe (5 countries), and South America (Colombia, Ecuador, Venezuela). Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Cizgili Vunus

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Widely distributed across Asia (Taiwan), Europe (5 countries), and South America (Colombia, Ecuador, Venezuela).

Big Finner

Big Finner (Balaenoptera physalus) is classified as Endangered (EN) on the IUCN Red List. At high risk of extinction in the wild, with significant population decline and ongoing threats to survival.

Cizgili Vunus

Blue Dolphin (Stenella coeruleoalba) is classified as Least Concern (LC) on the IUCN Red List. Widespread and abundant across its range, with stable populations and no immediate conservation concerns.

Shared Countries

Both species can be found in 9 countries:

🇧🇪 Belgium 🇨🇴 Colombia 🇩🇰 Denmark 🇪🇨 Ecuador 🇳🇴 Norway 🇵🇹 Portugal 🇸🇪 Sweden 🇹🇼 Taiwan 🇻🇪 Venezuela