Black oats vs Red-billed Duck

Avena strigosa compared with Anas erythrorhyncha

Key Differences

• Black oats is Extinct while Red-billed Duck is Least Concern.

Taxonomic Classification

Rank	Black oats	Red-billed Duck
Kingdom	Plantae (Plants)	Animalia (Animals)
Phylum	Magnoliophyta (Flowering Plants)	Chordata (Chordates)
Class	Liliopsida (Monocots)	Aves (Birds)
Order	Poales (Grasses)	Anseriformes (Anseriformes)
Family	Poaceae (Grass Family)	Anatidae
Genus	Avena	Anas
Species	Avena strigosa	Anas erythrorhyncha

Conservation Status

Black oats

EX — Extinct

Red-billed Duck

LC — Least Concern

Physical Characteristics

Attribute	Black oats	Red-billed Duck
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Black oats

Habitat

Typically found in grasslands, wetlands, forests, and cultivated landscapes.

Range

Widely distributed across Asia (Japan), Europe (20 countries), North America (United States), Oceania and the Pacific (Australia), and South America (Brazil, Chile).

Red-billed Duck

Habitat

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

Range

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

Black oats

The Black oats (Avena strigosa) is a species in the genus Avena. It is currently classified as Extinct on the IUCN Red List. Typically found in grasslands, wetlands, forests, and cultivated landscapes.

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 5 countries:

🇧🇪 Belgium 🇫🇷 France 🇳🇱 Netherlands 🇳🇴 Norway 🇬🇧 United Kingdom