Brown Ear vs Red-billed Duck

Otidea cochleata compared with Anas erythrorhyncha

Key Differences

• Brown Ear is Vulnerable while Red-billed Duck is Least Concern.

Taxonomic Classification

Rank	Brown Ear	Red-billed Duck
Kingdom	Fungi (Fungi)	Animalia (Animals)
Phylum	Ascomycota (Sac Fungi)	Chordata (Chordates)
Class	Pezizomycetes (Pezizomycetes)	Aves (Birds)
Order	Pezizales (Pezizales)	Anseriformes (Anseriformes)
Family	Otideaceae	Anatidae
Genus	Otidea	Anas
Species	Otidea cochleata	Anas erythrorhyncha

Conservation Status

Brown Ear

VU — Vulnerable

Red-billed Duck

LC — Least Concern

Physical Characteristics

Attribute	Brown Ear	Red-billed Duck
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Brown Ear

Habitat

Native to Asia and Europe and North America, inhabiting ecosystems characteristic of the region.

Range

Widely distributed across Asia (Taiwan), Europe (4 countries), and North America (United States). Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Red-billed Duck

Habitat

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

Range

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

Brown Ear

The Brown Ear (Otidea cochleata) is a species in the genus Otidea. It is currently classified as Vulnerable on the IUCN Red List. Native to Asia and Europe and North America, inhabiting ecosystems characteristic of the region.

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