Eurasian Least Shrew vs Ruff

Sorex minutissimus compared with Calidris pugnax

Taxonomic Classification

Rank	Eurasian Least Shrew	Ruff
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Soricomorpha (Soricomorpha)	Charadriiformes (Charadriiformes)
Family	Soricidae	Scolopacidae
Genus	Sorex	Calidris
Species	Sorex minutissimus	Calidris pugnax

Evolutionary Relationship

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

Conservation Status

Eurasian Least Shrew

LC — Least Concern

Ruff

LC — Least Concern

Physical Characteristics

Attribute	Eurasian Least Shrew	Ruff
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Eurasian Least Shrew

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Norway, Russia, and Sweden.

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.

Shared Countries

Both species can be found in 2 countries:

🇳🇴 Norway 🇸🇪 Sweden