Chinese river dolphin vs teat sponge

Lipotes vexillifer compared with Polymastia mamillaris

Key Differences

• Chinese river dolphin is Critically Endangered while teat sponge is Not Evaluated.

Taxonomic Classification

Rank	Chinese river dolphin	teat sponge
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Porifera (Sponges)
Class	Mammalia (Mammals)	Demospongiae (Demospongiae)
Order	Cetacea (Whales & Dolphins)	Polymastiida (Polymastiida)
Family	Lipotidae	Polymastiidae
Genus	Lipotes	Polymastia
Species	Lipotes vexillifer	Polymastia mamillaris

Evolutionary Relationship

Chinese river dolphin and teat sponge share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Chinese river dolphin

CR — Critically Endangered

teat sponge

NE — Not Evaluated

Physical Characteristics

Attribute	Chinese river dolphin	teat sponge
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Chinese river dolphin

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

teat sponge

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Denmark, Norway, and Sweden.

Chinese river dolphin

The Chinese River Dolphin (Lipotes vexillifer) is a species in the genus Lipotes. It is currently classified as Critically Endangered on the IUCN Red List.