Irrawaddy dolphin vs Northern Button

Orcaella brevirostris compared with Acleris lipsiana

Key Differences

• Irrawaddy dolphin is Endangered while Northern Button is Least Concern.

Taxonomic Classification

Rank	Irrawaddy dolphin	Northern Button
Kingdom same	Animalia (動物)	Animalia (動物)
Phylum	Chordata (脊索動物)	Arthropoda (節足動物)
Class	Mammalia (哺乳類)	Insecta (昆虫)
Order	Cetacea (Whales & Dolphins)	Lepidoptera (チョウ目)
Family	Delphinidae (Oceanic Dolphins)	Tortricidae
Genus	Orcaella	Acleris
Species	Orcaella brevirostris	Acleris lipsiana

Evolutionary Relationship

Irrawaddy dolphin and Northern Button share a common ancestor at the Kingdom level: Animalia. (動物)

Conservation Status

Irrawaddy dolphin

EN — Endangered

Northern Button

LC — Least Concern

Physical Characteristics

Attribute	Irrawaddy dolphin	Northern Button
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Irrawaddy dolphin

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Northern Button

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Norway, and Sweden.