Blue Dolphin vs Guaira Spiny-rat

Stenella coeruleoalba compared with Proechimys guairae

Taxonomic Classification

Rank	Blue Dolphin	Guaira Spiny-rat
Kingdom same	Animalia (động vật)	Animalia (động vật)
Phylum same	Chordata (động vật có dây sống)	Chordata (động vật có dây sống)
Class same	Mammalia (lớp Thú)	Mammalia (lớp Thú)
Order	Cetacea (Whales & Dolphins)	Rodentia (Bộ Gặm nhấm)
Family	Delphinidae (Oceanic Dolphins)	Echimyidae
Genus	Stenella	Proechimys
Species	Stenella coeruleoalba	Proechimys guairae

Evolutionary Relationship

Blue Dolphin and Guaira Spiny-rat share a common ancestor at the Class level: Mammalia. (lớp Thú)

Conservation Status

Blue Dolphin

LC — Least Concern

Guaira Spiny-rat

LC — Least Concern

Physical Characteristics

Attribute	Blue Dolphin	Guaira Spiny-rat
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Blue Dolphin

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Widely distributed across Asia (Taiwan), Europe (5 countries), and South America (Colombia, Ecuador, Venezuela).

Guaira Spiny-rat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia and Venezuela.

Blue Dolphin

Blue Dolphin (Stenella coeruleoalba) is classified as Least Concern (LC) on the IUCN Red List. Widespread and abundant across its range, with stable populations and no immediate conservation concerns.

Shared Countries

Both species can be found in 2 countries:

🇨🇴 Colombia 🇻🇪 Venezuela