Big Finner vs Perija Small-eared Shrew

Balaenoptera physalus compared with Cryptotis perijensis

Key Differences

• Big Finner is Endangered while Perija Small-eared Shrew is Data Deficient.

Taxonomic Classification

Rank	Big Finner	Perija Small-eared Shrew
Kingdom same	Animalia (động vật)	Animalia (động vật)
Phylum same	Chordata (động vật có dây sống)	Chordata (động vật có dây sống)
Class same	Mammalia (lớp Thú)	Mammalia (lớp Thú)
Order	Cetacea (Whales & Dolphins)	Soricomorpha (Bộ Chuột chù)
Family	Balaenopteridae (Rorquals)	Soricidae
Genus	Balaenoptera (Rorquals)	Cryptotis
Species	Balaenoptera physalus	Cryptotis perijensis

Evolutionary Relationship

Big Finner and Perija Small-eared Shrew share a common ancestor at the Class level: Mammalia. (lớp Thú)

Conservation Status

Big Finner

EN — Endangered

Perija Small-eared Shrew

DD — Data Deficient

Physical Characteristics

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

Habitat & Geographic Range

Big Finner

Habitat

Found across multiple habitat types including tropical and subtropical dry broadleaf forests, flooded grasslands and savannas, and montane grasslands and shrublands, among 4 distinct biome types within the Neotropic biogeographic realm.

Range

Widely distributed across Asia (Taiwan), Europe (5 countries), and South America (Colombia, Ecuador, Venezuela). Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Perija Small-eared Shrew

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Colombia.

Big Finner

Big Finner (Balaenoptera physalus) is classified as Endangered (EN) on the IUCN Red List. At high risk of extinction in the wild, with significant population decline and ongoing threats to survival.

Shared Countries

Both species can be found in 1 countries:

🇨🇴 Colombia