Big Finner vs Daurian Pika

Balaenoptera physalus compared with Ochotona dauurica

Key Differences

• Big Finner is Endangered while Daurian Pika is Least Concern.

Taxonomic Classification

Rank	Big Finner	Daurian Pika
Kingdom same	Animalia (สัตว์)	Animalia (สัตว์)
Phylum same	Chordata (สัตว์มีแกนสันหลัง)	Chordata (สัตว์มีแกนสันหลัง)
Class same	Mammalia (สัตว์เลี้ยงลูกด้วยน้ำนม)	Mammalia (สัตว์เลี้ยงลูกด้วยน้ำนม)
Order	Cetacea (Whales & Dolphins)	Lagomorpha (อันดับกระต่าย)
Family	Balaenopteridae (Rorquals)	Ochotonidae
Genus	Balaenoptera (Rorquals)	Ochotona
Species	Balaenoptera physalus	Ochotona dauurica

Evolutionary Relationship

Big Finner and Daurian Pika share a common ancestor at the Class level: Mammalia. (สัตว์เลี้ยงลูกด้วยน้ำนม)

Conservation Status

Big Finner

EN — Endangered

Daurian Pika

LC — Least Concern

Physical Characteristics

Attribute	Big Finner	Daurian Pika
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.

Daurian Pika

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

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.