Circular Ear Shell vs Giant Otter

Haliotis cyclobates compared with Pteronura brasiliensis

Key Differences

• Circular Ear Shell is Least Concern while Giant Otter is Endangered.

Taxonomic Classification

Rank	Circular Ear Shell	Giant Otter
Kingdom same	Animalia (动物界)	Animalia (动物界)
Phylum	Mollusca (软体动物门)	Chordata (脊索动物门)
Class	Gastropoda (腹足纲)	Mammalia (哺乳動物)
Order	Lepetellida (深海白笠目)	Carnivora (食肉目)
Family	Haliotidae	Mustelidae (Weasels & Otters)
Genus	Haliotis	Pteronura
Species	Haliotis cyclobates	Pteronura brasiliensis

Evolutionary Relationship

Circular Ear Shell and Giant Otter share a common ancestor at the Kingdom level: Animalia. (动物界)

Conservation Status

Circular Ear Shell

LC — Least Concern

Giant Otter

EN — Endangered

Physical Characteristics

Attribute	Circular Ear Shell	Giant Otter
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.

Giant Otter

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia and Venezuela. Currently classified as 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.