Kozlov s Pika vs Ruff

Ochotona koslowi compared with Calidris pugnax

Key Differences

• Kozlov s Pika is Endangered while Ruff is Least Concern.

Taxonomic Classification

Rank	Kozlov s Pika	Ruff
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Lagomorpha (Rabbits & Hares)	Charadriiformes (Charadriiformes)
Family	Ochotonidae	Scolopacidae
Genus	Ochotona	Calidris
Species	Ochotona koslowi	Calidris pugnax

Evolutionary Relationship

Kozlov s Pika and Ruff share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Kozlov s Pika

EN — Endangered

Ruff

LC — Least Concern

Physical Characteristics

Attribute	Kozlov s Pika	Ruff
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Kozlov s Pika

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.