Ballena de aleta vs Cuatro Ojos

Balaenoptera physalus compared with Aotus nigriceps

Key Differences

• Ballena de aleta is Endangered while Cuatro Ojos is Least Concern.

Taxonomic Classification

Rank	Ballena de aleta	Cuatro Ojos
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (cordados)	Chordata (cordados)
Class same	Mammalia (mamíferos)	Mammalia (mamíferos)
Order	Cetacea (Whales & Dolphins)	Primates (Primates)
Family	Balaenopteridae (Rorquals)	Aotidae
Genus	Balaenoptera (Rorquals)	Aotus
Species	Balaenoptera physalus	Aotus nigriceps

Evolutionary Relationship

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

Conservation Status

Ballena de aleta

EN — Endangered

Cuatro Ojos

LC — Least Concern

Physical Characteristics

Attribute	Ballena de aleta	Cuatro Ojos
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.

Cuatro Ojos

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.

Cuatro Ojos

The Black-headed Night Monkey (Aotus nigriceps) is a species in the genus Aotus. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.