Circular Ear Shell vs European hamster

Haliotis cyclobates compared with Cricetus cricetus

Key Differences

• Circular Ear Shell is Least Concern while European hamster is Critically Endangered.

Taxonomic Classification

Rank	Circular Ear Shell	European hamster
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Mollusca (Mollusks)	Chordata (Chordates)
Class	Gastropoda (Gastropoda)	Mammalia (Mammals)
Order	Lepetellida (Lepetellida)	Rodentia (Rodents)
Family	Haliotidae	Cricetidae
Genus	Haliotis	Cricetus
Species	Haliotis cyclobates	Cricetus cricetus

Evolutionary Relationship

Circular Ear Shell and European hamster share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Circular Ear Shell

LC — Least Concern

European hamster

CR — Critically Endangered

Physical Characteristics

Attribute	Circular Ear Shell	European hamster
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Circular Ear Shell

Habitat

Typically found in terrestrial and aquatic habitats including forests and freshwater.

European hamster

Habitat

Found across multiple habitat types including temperate broadleaf and mixed forests, temperate coniferous forests, and boreal forests and taiga, among 8 distinct biome types within the Palearctic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

Distributed across Belgium, Denmark, Russia, and Ukraine. Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Circular Ear Shell

The Circular Ear Shell (Haliotis cyclobates) is a species in the genus Haliotis. It is currently classified as Least Concern on the IUCN Red List. Typically found in terrestrial and aquatic habitats including forests and freshwater.