Grevy's zebra vs St. James' shell

Equus grevyi compared with Pecten maximus

Key Differences

• Grevy's zebra is Endangered while St. James' shell is Least Concern.

Taxonomic Classification

Rank	Grevy's zebra	St. James' shell
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Mollusca (Mollusks)
Class	Mammalia (Mammals)	Bivalvia (Bivalvia)
Order	Perissodactyla (Odd-toed Ungulates)	Pectinida (Pectinida)
Family	Equidae (Horses & Zebras)	Pectinidae
Genus	Equus (Horses & Zebras)	Pecten
Species	Equus grevyi	Pecten maximus

Evolutionary Relationship

Grevy's zebra and St. James' shell share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Grevy's zebra

EN — Endangered

St. James' shell

LC — Least Concern

Physical Characteristics

Attribute	Grevy's zebra	St. James' shell
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Grevy's zebra

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

St. James' shell

Habitat

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

Range

Widely distributed across Asia (China), Europe (8 countries), and South America (Chile).

St. James' shell

St. James' shell (Pecten maximus) is classified as Least Concern (LC) on the IUCN Red List. Widespread and abundant across its range, with stable populations and no immediate conservation concerns.