Perija Small-eared Shrew vs Ruff

Cryptotis perijensis compared with Calidris pugnax

Key Differences

• Perija Small-eared Shrew is Data Deficient while Ruff is Least Concern.

Taxonomic Classification

Rank	Perija Small-eared 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	Cryptotis	Calidris
Species	Cryptotis perijensis	Calidris pugnax

Evolutionary Relationship

Perija Small-eared Shrew and Ruff share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Perija Small-eared Shrew

DD — Data Deficient

Ruff

LC — Least Concern

Physical Characteristics

Attribute	Perija Small-eared Shrew	Ruff
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Perija Small-eared Shrew

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Colombia.

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 1 countries:

🇨🇴 Colombia