Amazon Black Howler vs Ballena de aleta

Alouatta nigerrima compared with Balaenoptera physalus

Key Differences

Amazon Black Howler is Least Concern while Ballena de aleta is Endangered.

Taxonomic Classification

Rank	Amazon Black Howler	Ballena de aleta
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (cordados)	Chordata (cordados)
Class same	Mammalia (mamíferos)	Mammalia (mamíferos)
Order	Primates (Primates)	Cetacea (Whales & Dolphins)
Family	Atelidae	Balaenopteridae (Rorquals)
Genus	Alouatta	Balaenoptera (Rorquals)
Species	Alouatta nigerrima	Balaenoptera physalus

Evolutionary Relationship

Amazon Black Howler and Ballena de aleta share a common ancestor at the Class level: Mammalia. (mamíferos)

Vista Class: Mammalia

Conservation Status

Amazon Black Howler

LC — Least Concern

Ballena de aleta

EN — Endangered

Physical Characteristics

Attribute	Amazon Black Howler	Ballena de aleta
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Amazon Black Howler

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

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.

Amazon Black Howler

The Amazon Black Howler (Alouatta nigerrima) is a species in the genus Alouatta. It is currently classified as Least Concern on the IUCN Red List. 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.