Big Finner vs Boat-tailed Grackle

Balaenoptera physalus compared with Quiscalus major

Key Differences

Big Finner is Endangered while Boat-tailed Grackle is Least Concern.

Taxonomic Classification

Rank	Big Finner	Boat-tailed Grackle
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Cetacea (Whales & Dolphins)	Passeriformes (Songbirds)
Family	Balaenopteridae (Rorquals)	Icteridae
Genus	Balaenoptera (Rorquals)	Quiscalus
Species	Balaenoptera physalus	Quiscalus major

Evolutionary Relationship

Big Finner and Boat-tailed Grackle share a common ancestor at the Phylum level: Chordata. (Chordates)

View Phylum: Chordata

Conservation Status

Big Finner

EN — Endangered

Boat-tailed Grackle

LC — Least Concern

Physical Characteristics

Attribute	Big Finner	Boat-tailed Grackle
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.

Boat-tailed Grackle

Habitat

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

Range

Distributed across Belgium, France, Netherlands, Norway, and United Kingdom.

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.

Boat-tailed Grackle

Boat-tailed Grackle (Quiscalus major) 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.