Big Finner vs White-vented Violetear

Balaenoptera physalus compared with Colibri serrirostris

Key Differences

• Big Finner is Endangered while White-vented Violetear is Least Concern.

Taxonomic Classification

Rank	Big Finner	White-vented Violetear
Kingdom same	Animalia (สัตว์)	Animalia (สัตว์)
Phylum same	Chordata (สัตว์มีแกนสันหลัง)	Chordata (สัตว์มีแกนสันหลัง)
Class	Mammalia (สัตว์เลี้ยงลูกด้วยน้ำนม)	Aves (นก)
Order	Cetacea (Whales & Dolphins)	Apodiformes (Apodiformes)
Family	Balaenopteridae (Rorquals)	Trochilidae
Genus	Balaenoptera (Rorquals)	Colibri
Species	Balaenoptera physalus	Colibri serrirostris

Evolutionary Relationship

Big Finner and White-vented Violetear share a common ancestor at the Phylum level: Chordata. (สัตว์มีแกนสันหลัง)

Conservation Status

Big Finner

EN — Endangered

White-vented Violetear

LC — Least Concern

Physical Characteristics

Attribute	Big Finner	White-vented Violetear
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.

White-vented Violetear

Habitat

Typically found in various aerial, terrestrial, and aquatic environments.

Range

Found in Norway.

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:

🇳🇴 Norway