Eastern broad-toothed field mouse vs Ruff

Apodemus mystacinus compared with Calidris pugnax

Taxonomic Classification

Rank	Eastern broad-toothed field mouse	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	Apodemus	Calidris
Species	Apodemus mystacinus	Calidris pugnax

Evolutionary Relationship

Eastern broad-toothed field mouse and Ruff share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Eastern broad-toothed field mouse

LC — Least Concern

Ruff

LC — Least Concern

Physical Characteristics

Attribute	Eastern broad-toothed field mouse	Ruff
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Eastern broad-toothed field mouse

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.