Guinea pig vs Round Ray

Cavia porcellus compared with Rajella fyllae

Key Differences

• Guinea pig is Least Concern while Round Ray is Not Evaluated.

Taxonomic Classification

Rank	Guinea pig	Round Ray
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Elasmobranchii
Order	Rodentia (Rodents)	Rajiformes (Rajiformes)
Family	Caviidae	Rajidae
Genus	Cavia	Rajella
Species	Cavia porcellus	Rajella fyllae

Evolutionary Relationship

Guinea pig and Round Ray share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Guinea pig

LC — Least Concern

Round Ray

NE — Not Evaluated

Physical Characteristics

Attribute	Guinea pig	Round Ray
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Guinea pig

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Widely distributed across Europe (6 countries), North America (Cuba), Oceania and the Pacific (Australia), and South America (Colombia, Ecuador).

Round Ray

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Denmark, Norway, and Sweden.

Shared Countries

Both species can be found in 2 countries:

🇩🇰 Denmark 🇳🇴 Norway