Big Finner vs long-armed squid

Balaenoptera physalus compared with Chiroteuthis veranii

Key Differences

• Big Finner is Endangered while long-armed squid is Least Concern.

Taxonomic Classification

Rank	Big Finner	long-armed squid
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Mollusca (Mollusks)
Class	Mammalia (Mammals)	Cephalopoda (Cephalopods)
Order	Cetacea (Whales & Dolphins)	Oegopsida (Oegopsida)
Family	Balaenopteridae (Rorquals)	Chiroteuthidae
Genus	Balaenoptera (Rorquals)	Chiroteuthis
Species	Balaenoptera physalus	Chiroteuthis veranii

Evolutionary Relationship

Big Finner and long-armed squid share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Big Finner

EN — Endangered

long-armed squid

LC — Least Concern

Physical Characteristics

Attribute	Big Finner	long-armed squid
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.

long-armed squid

Habitat

Native to South America, inhabiting ecosystems characteristic of the region.

Range

Found in Chile.

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.