Guinea pig vs Spotted Ray

Cavia porcellus compared with Bathyraja albomaculata

Key Differences

• Guinea pig is Least Concern while Spotted Ray is Vulnerable.

Taxonomic Classification

Rank	Guinea pig	Spotted Ray
Kingdom same	Animalia (動物)	Animalia (動物)
Phylum same	Chordata (脊索動物)	Chordata (脊索動物)
Class	Mammalia (哺乳類)	Elasmobranchii
Order	Rodentia (ネズミ目)	Rajiformes (ガンギエイ目)
Family	Caviidae	Arhynchobatidae
Genus	Cavia	Bathyraja
Species	Cavia porcellus	Bathyraja albomaculata

Evolutionary Relationship

Guinea pig and Spotted Ray share a common ancestor at the Phylum level: Chordata. (脊索動物)

Conservation Status

Guinea pig

LC — Least Concern

Spotted Ray

VU — Vulnerable

Physical Characteristics

Attribute	Guinea pig	Spotted 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).

Spotted Ray

Habitat

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

Range

Found in Chile. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.