teat sponge vs White-cheeked Pintail

Polymastia mamillaris compared with Anas bahamensis

Key Differences

• teat sponge is Not Evaluated while White-cheeked Pintail is Least Concern.

Taxonomic Classification

Rank	teat sponge	White-cheeked Pintail
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Porifera (Sponges)	Chordata (Chordates)
Class	Demospongiae (Demospongiae)	Aves (Birds)
Order	Polymastiida (Polymastiida)	Anseriformes (Anseriformes)
Family	Polymastiidae	Anatidae
Genus	Polymastia	Anas
Species	Polymastia mamillaris	Anas bahamensis

Evolutionary Relationship

teat sponge and White-cheeked Pintail share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

teat sponge

NE — Not Evaluated

White-cheeked Pintail

LC — Least Concern

Physical Characteristics

Attribute	teat sponge	White-cheeked Pintail
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

teat sponge

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Denmark, Norway, and Sweden.

White-cheeked Pintail

Habitat

Typically found in various aerial, terrestrial, and aquatic environments.

Range

Widely distributed across Asia (Israel), Europe (9 countries), and South America (Colombia, Ecuador, Venezuela).

White-cheeked Pintail

White-cheeked Pintail (Anas bahamensis) is classified as Least Concern (LC) on the IUCN Red List. Widespread and abundant across its range, with stable populations and no immediate conservation concerns.

Shared Countries

Both species can be found in 2 countries:

🇳🇴 Norway 🇸🇪 Sweden