Ballena de aleta vs Delfín Austral

Balaenoptera physalus compared with Lagenorhynchus australis

Key Differences

• Ballena de aleta is Endangered while Delfín Austral is Least Concern.

Taxonomic Classification

Rank	Ballena de aleta	Delfín Austral
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (cordados)	Chordata (cordados)
Class same	Mammalia (mamíferos)	Mammalia (mamíferos)
Order same	Cetacea (Whales & Dolphins)	Cetacea (Whales & Dolphins)
Family	Balaenopteridae (Rorquals)	Delphinidae (Oceanic Dolphins)
Genus	Balaenoptera (Rorquals)	Lagenorhynchus
Species	Balaenoptera physalus	Lagenorhynchus australis

Evolutionary Relationship

Ballena de aleta and Delfín Austral share a common ancestor at the Order level: Cetacea. (Whales & Dolphins)

Conservation Status

Ballena de aleta

EN — Endangered

Delfín Austral

LC — Least Concern

Physical Characteristics

Attribute	Ballena de aleta	Delfín Austral
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Ballena de aleta

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.

Delfín Austral

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Ballena de aleta

La ballena de aleta (Balaenoptera physalus) está clasificada como En Peligro (EN) en la Lista Roja de la UICN. Presenta un alto riesgo de extinción en estado silvestre, con un significativo declive poblacional y amenazas continuas a su supervivencia.