Indo-Pacific Bottlenose Dolphin vs Lesser Akialoa

Tursiops aduncus compared with Akialoa obscura

Key Differences

• Indo-Pacific Bottlenose Dolphin is Near Threatened while Lesser Akialoa is Extinct.

Taxonomic Classification

Rank	Indo-Pacific Bottlenose Dolphin	Lesser Akialoa
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Cetacea (Whales & Dolphins)	Passeriformes (Songbirds)
Family	Delphinidae (Oceanic Dolphins)	Fringillidae
Genus	Tursiops (Bottlenose Dolphins)	Akialoa
Species	Tursiops aduncus	Akialoa obscura

Evolutionary Relationship

Indo-Pacific Bottlenose Dolphin and Lesser Akialoa share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Indo-Pacific Bottlenose Dolphin

NT — Near Threatened

Lesser Akialoa

EX — Extinct

Physical Characteristics

Attribute	Indo-Pacific Bottlenose Dolphin	Lesser Akialoa
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Indo-Pacific Bottlenose Dolphin

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Taiwan. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Lesser Akialoa

Habitat

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

Range

Found in Norway.