Antilles bobtail squid vs common bottlenose dolphin

Austrorossia antillensis compared with Tursiops truncatus

Taxonomic Classification

Rank	Antilles bobtail squid	common bottlenose dolphin
Kingdom same	Animalia (động vật)	Animalia (động vật)
Phylum	Mollusca (động vật thân mềm)	Chordata (động vật có dây sống)
Class	Cephalopoda (động vật chân đầu)	Mammalia (lớp Thú)
Order	Sepiida (Bộ Mực nang)	Cetacea (Whales & Dolphins)
Family	Sepiolidae	Delphinidae (Oceanic Dolphins)
Genus	Austrorossia	Tursiops (Bottlenose Dolphins)
Species	Austrorossia antillensis	Tursiops truncatus

Evolutionary Relationship

Antilles bobtail squid and common bottlenose dolphin share a common ancestor at the Kingdom level: Animalia. (động vật)

Conservation Status

Antilles bobtail squid

LC — Least Concern

common bottlenose dolphin

LC — Least Concern

Population: ~600.0K

Trend: Stable →

Physical Characteristics

Attribute	Antilles bobtail squid	common bottlenose dolphin
Diet	—	Carnivore
Average Lifespan	—	45 years
Average Length	—	3.0 m
Average Weight	—	300.0 kg

Habitat & Geographic Range

Antilles bobtail squid

common bottlenose dolphin

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, tropical and subtropical dry broadleaf forests, and tropical and subtropical grasslands and savannas, among 12 distinct biome types. Populations are also found in montane and highland environments at higher elevations.

Range

Widely distributed across Asia (Taiwan), Europe (6 countries), and South America (Colombia, Ecuador, Venezuela).

Antilles bobtail squid

The Antilles bobtail squid (Austrorossia antillensis) is a species in the genus Austrorossia. It is currently classified as Least Concern on the IUCN Red List.

common bottlenose dolphin

The most studied and recognized dolphin species, bottlenose dolphins inhabit warm and temperate oceans worldwide, from coastal shallows to the open sea. Highly intelligent with large brains relative to body size, they demonstrate self-recognition, complex communication, and social learning. They live in fluid fission-fusion societies and cooperate to herd fish. A keystone indicator species for marine ecosystem health.