Baleia-comum vs Pacific Spiny-rat

Balaenoptera physalus compared with Proechimys decumanus

Key Differences

• Baleia-comum is Endangered while Pacific Spiny-rat is Near Threatened.

Taxonomic Classification

Rank	Baleia-comum	Pacific Spiny-rat
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (cordados)	Chordata (cordados)
Class same	Mammalia (mamíferos)	Mammalia (mamíferos)
Order	Cetacea (Whales & Dolphins)	Rodentia (Roedores)
Family	Balaenopteridae (Rorquals)	Echimyidae
Genus	Balaenoptera (Rorquals)	Proechimys
Species	Balaenoptera physalus	Proechimys decumanus

Evolutionary Relationship

Baleia-comum and Pacific Spiny-rat share a common ancestor at the Class level: Mammalia. (mamíferos)

Conservation Status

Baleia-comum

EN — Endangered

Pacific Spiny-rat

NT — Near Threatened

Physical Characteristics

Attribute	Baleia-comum	Pacific Spiny-rat
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Baleia-comum

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.

Pacific Spiny-rat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Ecuador. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Baleia-comum

A baleia-fin (Balaenoptera physalus) está classificada como Em Perigo (EN) na Lista Vermelha da IUCN. Com alto risco de extinção em estado selvagem, com declínio populacional significativo e ameaças contínuas à sua sobrevivência.

Shared Countries

Both species can be found in 1 countries:

🇪🇨 Ecuador