dauphin commun, dauphin des anciens vs baleine fin

Delphinus delphis compared with Balaenoptera physalus

Key Differences

• dauphin commun, dauphin des anciens is Least Concern while baleine fin is Endangered.

Taxonomic Classification

Rank	dauphin commun, dauphin des anciens	baleine fin
Kingdom same	Animalia (animal)	Animalia (animal)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Mammalia (mammifères)	Mammalia (mammifères)
Order same	Cetacea (Whales & Dolphins)	Cetacea (Whales & Dolphins)
Family	Delphinidae (Oceanic Dolphins)	Balaenopteridae (Rorquals)
Genus	Delphinus	Balaenoptera (Rorquals)
Species	Delphinus delphis	Balaenoptera physalus

Evolutionary Relationship

dauphin commun, dauphin des anciens and baleine fin share a common ancestor at the Order level: Cetacea. (Whales & Dolphins)

Conservation Status

dauphin commun, dauphin des anciens

LC — Least Concern

baleine fin

EN — Endangered

Physical Characteristics

Attribute	dauphin commun, dauphin des anciens	baleine fin
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

dauphin commun, dauphin des anciens

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

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

baleine fin

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.

dauphin commun, dauphin des anciens

Atlantic Dolphin (Delphinus delphis) 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.

baleine fin

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.

Shared Countries

Both species can be found in 9 countries:

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