Ballena de aleta vs Erizo Orejudo

Balaenoptera physalus compared with Hemiechinus auritus

Key Differences

• Ballena de aleta is Endangered while Erizo Orejudo is Least Concern.

Taxonomic Classification

Rank	Ballena de aleta	Erizo Orejudo
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (cordados)	Chordata (cordados)
Class same	Mammalia (mamíferos)	Mammalia (mamíferos)
Order	Cetacea (Whales & Dolphins)	Erinaceomorpha (Erinaceomorpha)
Family	Balaenopteridae (Rorquals)	Erinaceidae
Genus	Balaenoptera (Rorquals)	Hemiechinus
Species	Balaenoptera physalus	Hemiechinus auritus

Evolutionary Relationship

Ballena de aleta and Erizo Orejudo share a common ancestor at the Class level: Mammalia. (mamíferos)

Conservation Status

Ballena de aleta

EN — Endangered

Erizo Orejudo

LC — Least Concern

Physical Characteristics

Attribute	Ballena de aleta	Erizo Orejudo
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.

Erizo Orejudo

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Cyprus, Spain, and Ukraine.

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.