Red-billed Duck vs Tiny Earthstar

Anas erythrorhyncha compared with Geastrum minimum

Key Differences

• Red-billed Duck is Least Concern while Tiny Earthstar is Near Threatened.

Taxonomic Classification

Rank	Red-billed Duck	Tiny Earthstar
Kingdom	Animalia (Animals)	Fungi (Fungi)
Phylum	Chordata (Chordates)	Basidiomycota (Club Fungi)
Class	Aves (Birds)	Agaricomycetes (Mushrooms)
Order	Anseriformes (Anseriformes)	Geastrales (Geastrales)
Family	Anatidae	Geastraceae
Genus	Anas	Geastrum
Species	Anas erythrorhyncha	Geastrum minimum

Conservation Status

Red-billed Duck

LC — Least Concern

Tiny Earthstar

NT — Near Threatened

Physical Characteristics

Attribute	Red-billed Duck	Tiny Earthstar
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Red-billed Duck

Habitat

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

Range

Found across Europe (6 countries) and South America (Ecuador).

Tiny Earthstar

Habitat

Typically found in forest floors, decomposing wood, and soil ecosystems.

Range

Widely distributed across Europe (4 countries), North America (United States), and South America (Brazil). Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Red-billed Duck

Red-billed Duck (Anas erythrorhyncha) 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:

🇧🇪 Belgium 🇳🇴 Norway