Dusky arion vs Irrawaddy dolphin

Arion subfuscus compared with Orcaella brevirostris

Key Differences

• Dusky arion is Data Deficient while Irrawaddy dolphin is Endangered.

Taxonomic Classification

Rank	Dusky arion	Irrawaddy dolphin
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Mollusca (Mollusks)	Chordata (Chordates)
Class	Gastropoda (Gastropoda)	Mammalia (Mammals)
Order	Stylommatophora (Stylommatophora)	Cetacea (Whales & Dolphins)
Family	Arionidae	Delphinidae (Oceanic Dolphins)
Genus	Arion	Orcaella
Species	Arion subfuscus	Orcaella brevirostris

Evolutionary Relationship

Dusky arion and Irrawaddy dolphin share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Dusky arion

DD — Data Deficient

Irrawaddy dolphin

EN — Endangered

Physical Characteristics

Attribute	Dusky arion	Irrawaddy dolphin
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Dusky arion

Habitat

Typically found in terrestrial and aquatic habitats including forests and freshwater.

Range

Found across Europe (5 countries) and North America (United States).

Irrawaddy dolphin

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.