teat sponge vs Yellow-billed Pintail

Polymastia mamillaris compared with Anas georgica

Key Differences

• teat sponge is Not Evaluated while Yellow-billed Pintail is Endangered.

Taxonomic Classification

Rank	teat sponge	Yellow-billed 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 georgica

Evolutionary Relationship

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

Conservation Status

teat sponge

NE — Not Evaluated

Yellow-billed Pintail

EN — Endangered

Physical Characteristics

Attribute	teat sponge	Yellow-billed 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.

Yellow-billed Pintail

Habitat

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

Range

Found across Europe (6 countries) and South America (Colombia, Ecuador). Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Yellow-billed Pintail

Yellow-billed Pintail (Anas georgica) is classified as Endangered (EN) on the IUCN Red List. At high risk of extinction in the wild, with significant population decline and ongoing threats to survival.

Shared Countries

Both species can be found in 1 countries:

🇳🇴 Norway