Eurasian pygmy shrew vs Ruff

Sorex minutus compared with Calidris pugnax

Key Differences

• Eurasian pygmy shrew is Vulnerable while Ruff is Least Concern.

Taxonomic Classification

Rank	Eurasian pygmy 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 minutus	Calidris pugnax

Evolutionary Relationship

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

Conservation Status

Eurasian pygmy shrew

VU — Vulnerable

Ruff

LC — Least Concern

Physical Characteristics

Attribute	Eurasian pygmy shrew	Ruff
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Eurasian pygmy shrew

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found across Europe (6 countries). Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

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).

Eurasian pygmy shrew

Eurasian pygmy shrew (Sorex minutus) is classified as Vulnerable (VU) on the IUCN Red List. Facing a high risk of endangerment in the wild, with declining populations and increasing habitat pressure.

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 4 countries:

🇧🇪 Belgium 🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden