Flat-headed cat vs Ruff

Prionailurus planiceps compared with Calidris pugnax

Key Differences

• Flat-headed cat is Endangered while Ruff is Least Concern.

Taxonomic Classification

Rank	Flat-headed cat	Ruff
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Carnivora (Carnivorans)	Charadriiformes (Charadriiformes)
Family	Felidae (Cats)	Scolopacidae
Genus	Prionailurus	Calidris
Species	Prionailurus planiceps	Calidris pugnax

Evolutionary Relationship

Flat-headed cat and Ruff share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Flat-headed cat

EN — Endangered

Ruff

LC — Least Concern

Physical Characteristics

Attribute	Flat-headed cat	Ruff
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Flat-headed cat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Ruff

Habitat

Typically found in various aerial, terrestrial, and aquatic environments.

Range

Widely distributed across Asia (Taiwan), Europe (4 countries), North America (United States), and South America (Colombia, Venezuela).

Ruff

Ruff (Calidris pugnax) 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.