Red-billed Duck vs Ridged Tooth

Anas erythrorhyncha compared with Hydnellum scrobiculatum

Key Differences

• Red-billed Duck is Least Concern while Ridged Tooth is Data Deficient.

Taxonomic Classification

Rank	Red-billed Duck	Ridged Tooth
Kingdom	Animalia (Animals)	Fungi (Fungi)
Phylum	Chordata (Chordates)	Basidiomycota (Club Fungi)
Class	Aves (Birds)	Agaricomycetes (Mushrooms)
Order	Anseriformes (Anseriformes)	Thelephorales (Thelephorales)
Family	Anatidae	Bankeraceae
Genus	Anas	Hydnellum
Species	Anas erythrorhyncha	Hydnellum scrobiculatum

Conservation Status

Red-billed Duck

LC — Least Concern

Ridged Tooth

DD — Data Deficient

Physical Characteristics

Attribute	Red-billed Duck	Ridged Tooth
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).

Ridged Tooth

Habitat

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

Range

Found across Europe (5 countries) and North America (United States).

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