Atlantic Humpbacked Dolphin vs Square-spot Bell

Sousa teuszii compared with Notocelia tetragonana

Key Differences

• Atlantic Humpbacked Dolphin is Critically Endangered while Square-spot Bell is Vulnerable.

Taxonomic Classification

Rank	Atlantic Humpbacked Dolphin	Square-spot Bell
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Arthropoda (Arthropods)
Class	Mammalia (Mammals)	Insecta (Insects)
Order	Cetacea (Whales & Dolphins)	Lepidoptera (Butterflies & Moths)
Family	Delphinidae (Oceanic Dolphins)	Tortricidae
Genus	Sousa	Notocelia
Species	Sousa teuszii	Notocelia tetragonana

Evolutionary Relationship

Atlantic Humpbacked Dolphin and Square-spot Bell share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Atlantic Humpbacked Dolphin

CR — Critically Endangered

Square-spot Bell

VU — Vulnerable

Physical Characteristics

Attribute	Atlantic Humpbacked Dolphin	Square-spot Bell
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Atlantic Humpbacked Dolphin

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Square-spot Bell

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Norway, and Sweden. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Atlantic Humpbacked Dolphin

The Atlantic Humpbacked Dolphin (Sousa teuszii) is a species in the genus Sousa. It is currently classified as Critically Endangered on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.