Ajeru vs Baleia jubarte

Aetobatus narinari compared with Megaptera novaeangliae

Key Differences

• Ajeru is Near Threatened while Baleia jubarte is Vulnerable.

Taxonomic Classification

Rank	Ajeru	Baleia jubarte
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (cordados)	Chordata (cordados)
Class	Elasmobranchii	Mammalia (mamíferos)
Order	Myliobatiformes (Myliobatiformes)	Cetacea (Whales & Dolphins)
Family	Myliobatidae	Balaenopteridae (Rorquals)
Genus	Aetobatus	Megaptera (Humpback Whales)
Species	Aetobatus narinari	Megaptera novaeangliae

Evolutionary Relationship

Ajeru and Baleia jubarte share a common ancestor at the Phylum level: Chordata. (cordados)

Conservation Status

Ajeru

NT — Near Threatened

Baleia jubarte

VU — Vulnerable

Population: ~80.0K

Trend: Increasing ↑

Physical Characteristics

Attribute	Ajeru	Baleia jubarte
Diet	—	Carnivore
Average Lifespan	—	50 years
Average Length	—	15.0 m
Average Weight	—	30.0 t

Habitat & Geographic Range

Ajeru

Habitat

Native to Asia and South America, inhabiting ecosystems characteristic of the region.

Range

Distributed across Colombia, Taiwan, and Venezuela. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Baleia jubarte

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, tropical and subtropical dry broadleaf forests, and tropical and subtropical grasslands and savannas, among 11 distinct biome types. Populations are also found in montane and highland environments at higher elevations.

Range

Widely distributed across Asia (Taiwan), Europe (5 countries), and South America (Colombia, Ecuador, Venezuela). Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Ajeru

The Bishop ray (Aetobatus narinari) is a species in the genus Aetobatus. It is currently classified as Near Threatened on the IUCN Red List. Native to Asia and South America, inhabiting ecosystems characteristic of the region.

Baleia jubarte

Entre as baleias grandes mais acrobáticas, as baleias-jubarte são famosas por seus cantos complexos e evocativos entoados pelos machos durante a temporada reprodutiva, podendo durar horas e evoluir ao longo do tempo. Atingindo 16 metros e 30 toneladas, realizam as migrações mais longas de qualquer mamífero. Encontradas em todos os oceanos, alimentam-se de krill e peixes pequenos usando a técnica cooperativa de rede de bolhas.

Shared Countries

Both species can be found in 3 countries:

🇨🇴 Colombia 🇹🇼 Taiwan 🇻🇪 Venezuela