Guinea pig vs River Lamprey

Cavia porcellus compared with Lampetra ayresii

Taxonomic Classification

Rank	Guinea pig	River Lamprey
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Petromyzonti (Petromyzonti)
Order	Rodentia (Rodents)	Petromyzontiformes (lamprey)
Family	Caviidae	Petromyzontidae
Genus	Cavia	Lampetra
Species	Cavia porcellus	Lampetra ayresii

Evolutionary Relationship

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

Conservation Status

Guinea pig

LC — Least Concern

River Lamprey

LC — Least Concern

Physical Characteristics

Attribute	Guinea pig	River Lamprey
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).

River Lamprey