Baleia jubarte vs gaivota-alegre

Megaptera novaeangliae compared with Leucophaeus atricilla

Key Differences

• Baleia jubarte is Vulnerable while gaivota-alegre is Least Concern.

Taxonomic Classification

Rank	Baleia jubarte	gaivota-alegre
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (cordados)	Chordata (cordados)
Class	Mammalia (mamíferos)	Aves (ave)
Order	Cetacea (Whales & Dolphins)	Charadriiformes (Charadriiformes)
Family	Balaenopteridae (Rorquals)	Laridae
Genus	Megaptera (Humpback Whales)	Leucophaeus
Species	Megaptera novaeangliae	Leucophaeus atricilla

Evolutionary Relationship

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

Conservation Status

Baleia jubarte

VU — Vulnerable

Population: ~80.0K

Trend: Increasing ↑

gaivota-alegre

LC — Least Concern

Physical Characteristics

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

Habitat & Geographic Range

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.

gaivota-alegre

Habitat

Typically found in various aerial, terrestrial, and aquatic environments.

Range

Widely distributed across Europe (4 countries), North America (United States), and South America (Colombia, Ecuador, Venezuela).

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.

gaivota-alegre

A gaivota-risonha (Leucophaeus atricilla) está classificada como Pouco Preocupante (LC) na Lista Vermelha da UICN. Amplamente distribuída e abundante em sua área de ocorrência, com populações estáveis e sem preocupações imediatas de conservação.

Shared Countries

Both species can be found in 7 countries:

🇧🇪 Belgium 🇨🇴 Colombia 🇩🇰 Denmark 🇪🇨 Ecuador 🇳🇴 Norway 🇸🇪 Sweden 🇻🇪 Venezuela