Atlantic Humpbacked Dolphin vs Bigeye thresher

Sousa teuszii compared with Alopias pelagicus

Key Differences

• Atlantic Humpbacked Dolphin is Critically Endangered while Bigeye thresher is Endangered.

Taxonomic Classification

Rank	Atlantic Humpbacked Dolphin	Bigeye thresher
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Chondrichthyes (Cartilaginous Fish)
Order	Cetacea (Whales & Dolphins)	Lamniformes (Mackerel Sharks)
Family	Delphinidae (Oceanic Dolphins)	Alopiidae
Genus	Sousa	Alopias
Species	Sousa teuszii	Alopias pelagicus

Evolutionary Relationship

Atlantic Humpbacked Dolphin and Bigeye thresher share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Atlantic Humpbacked Dolphin

CR — Critically Endangered

Bigeye thresher

EN — Endangered

Physical Characteristics

Attribute	Atlantic Humpbacked Dolphin	Bigeye thresher
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Atlantic Humpbacked Dolphin

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Bigeye thresher

Habitat

Typically found in marine environments from coastal waters to deep ocean.

Range

Distributed across Colombia and Taiwan. Currently classified as Endangered 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.

Bigeye thresher

The Bigeye thresher (Alopias pelagicus) is a species in the genus Alopias. It is currently classified as Endangered on the IUCN Red List. Typically found in marine environments from coastal waters to deep ocean.