Irrawaddy dolphin vs Northern Dusky Slug

Orcaella brevirostris compared with Arion fuscus

Key Differences

• Irrawaddy dolphin is Endangered while Northern Dusky Slug is Data Deficient.

Taxonomic Classification

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

Evolutionary Relationship

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

Conservation Status

Irrawaddy dolphin

EN — Endangered

Northern Dusky Slug

DD — Data Deficient

Physical Characteristics

Attribute	Irrawaddy dolphin	Northern Dusky Slug
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Irrawaddy dolphin

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Northern Dusky Slug

Habitat

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

Range

Found across Europe (7 countries).