Brown Ear vs Japanese Weasel

Otidea cochleata compared with Mustela itatsi

Key Differences

• Brown Ear is Vulnerable while Japanese Weasel is Near Threatened.

Taxonomic Classification

Rank	Brown Ear	Japanese Weasel
Kingdom	Fungi (Fungi)	Animalia (Animals)
Phylum	Ascomycota (Sac Fungi)	Chordata (Chordates)
Class	Pezizomycetes (Pezizomycetes)	Mammalia (Mammals)
Order	Pezizales (Pezizales)	Carnivora (Carnivorans)
Family	Otideaceae	Mustelidae (Weasels & Otters)
Genus	Otidea	Mustela
Species	Otidea cochleata	Mustela itatsi

Conservation Status

Brown Ear

VU — Vulnerable

Japanese Weasel

NT — Near Threatened

Physical Characteristics

Attribute	Brown Ear	Japanese Weasel
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.

Japanese Weasel

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Japan. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

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.