Brown Ear vs Northern Birch Mouse

Otidea cochleata compared with Sicista betulina

Key Differences

• Brown Ear is Vulnerable while Northern Birch Mouse is Least Concern.

Taxonomic Classification

Rank	Brown Ear	Northern Birch Mouse
Kingdom	Fungi (Fungi)	Animalia (Animals)
Phylum	Ascomycota (Sac Fungi)	Chordata (Chordates)
Class	Pezizomycetes (Pezizomycetes)	Mammalia (Mammals)
Order	Pezizales (Pezizales)	Rodentia (Rodents)
Family	Otideaceae	Dipodidae
Genus	Otidea	Sicista
Species	Otidea cochleata	Sicista betulina

Conservation Status

Brown Ear

VU — Vulnerable

Northern Birch Mouse

LC — Least Concern

Physical Characteristics

Attribute	Brown Ear	Northern Birch Mouse
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.

Northern Birch Mouse

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Denmark, Norway, Russia, Sweden, and Ukraine.

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.

Shared Countries

Both species can be found in 2 countries:

🇳🇴 Norway 🇸🇪 Sweden