Dark Roller vs Indian Ocean humpback dolphin

Ancylis upupana compared with Sousa plumbea

Key Differences

• Dark Roller is Near Threatened while Indian Ocean humpback dolphin is Endangered.

Taxonomic Classification

Rank	Dark Roller	Indian Ocean humpback dolphin
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Arthropoda (Arthropods)	Chordata (Chordates)
Class	Insecta (Insects)	Mammalia (Mammals)
Order	Lepidoptera (Butterflies & Moths)	Cetacea (Whales & Dolphins)
Family	Tortricidae	Delphinidae (Oceanic Dolphins)
Genus	Ancylis	Sousa
Species	Ancylis upupana	Sousa plumbea

Evolutionary Relationship

Dark Roller and Indian Ocean humpback dolphin share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Dark Roller

NT — Near Threatened

Indian Ocean humpback dolphin

EN — Endangered

Physical Characteristics

Attribute	Dark Roller	Indian Ocean humpback dolphin
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Dark Roller

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Norway, and Sweden. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Indian Ocean humpback dolphin

Habitat

Inhabits temperate broadleaf and mixed forests and Mediterranean forests and woodlands within the Palearctic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

Found in Greece. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.