Cat vs St. James' shell

Felis catus compared with Pecten maximus

Key Differences

Cat is Not Evaluated while St. James' shell is Least Concern.

Taxonomic Classification

Rank	Cat	St. James' shell
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Mollusca (Mollusks)
Class	Mammalia (Mammals)	Bivalvia (Bivalvia)
Order	Carnivora (Carnivorans)	Pectinida (Pectinida)
Family	Felidae (Cats)	Pectinidae
Genus	Felis (Small Cats)	Pecten
Species	Felis catus	Pecten maximus

Evolutionary Relationship

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

View Kingdom: Animalia

Conservation Status

Cat

NE — Not Evaluated

Trend: Stable →

St. James' shell

LC — Least Concern

Physical Characteristics

Attribute	Cat	St. James' shell
Diet	Carnivore	—
Average Lifespan	15 years	—
Average Length	46 cm	—
Average Weight	4.5 kg	—

Habitat & Geographic Range

Cat

Habitat

Inhabits deserts and xeric shrublands within the Afrotropic biogeographic realm.

Range

Widely distributed across Africa (9 countries), Asia (7 countries), Europe (11 countries), North America (13 countries), Oceania and the Pacific (11 countries), and South America (6 countries).

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).

Cat

One of humanity's most successful domesticated companions, domestic cats are small, agile carnivores originating from the Near Eastern wildcat (Felis silvestris lybica) domesticated approximately 10,000 years ago. With over 70 recognized breeds, cats retain strong predatory instincts and have colonized virtually every terrestrial environment on Earth. They are the world's most popular pet, with an estimated 600 million kept worldwide.

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.