Least Philippine Apomys vs Ruff

Apomys musculus compared with Calidris pugnax

Taxonomic Classification

Rank	Least Philippine Apomys	Ruff
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Rodentia (Rodents)	Charadriiformes (Charadriiformes)
Family	Muridae (Mice & Rats)	Scolopacidae
Genus	Apomys	Calidris
Species	Apomys musculus	Calidris pugnax

Evolutionary Relationship

Least Philippine Apomys and Ruff share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Least Philippine Apomys

LC — Least Concern

Ruff

LC — Least Concern

Physical Characteristics

Attribute	Least Philippine Apomys	Ruff
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Least Philippine Apomys

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.