Brown Ear vs Polynesian rat

Otidea cochleata compared with Rattus exulans

Key Differences

Brown Ear is Vulnerable while Polynesian rat is Least Concern.

Taxonomic Classification

Rank	Brown Ear	Polynesian rat
Kingdom	Fungi (Fungi)	Animalia (Animals)
Phylum	Ascomycota (Sac Fungi)	Chordata (Chordates)
Class	Pezizomycetes (Pezizomycetes)	Mammalia (Mammals)
Order	Pezizales (Pezizales)	Rodentia (Rodents)
Family	Otideaceae	Muridae (Mice & Rats)
Genus	Otidea	Rattus
Species	Otidea cochleata	Rattus exulans

Conservation Status

Brown Ear

VU — Vulnerable

Polynesian rat

LC — Least Concern

Physical Characteristics

Attribute	Brown Ear	Polynesian rat
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.

Polynesian rat

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, tropical and subtropical dry broadleaf forests, and tropical and subtropical coniferous forests, among 4 distinct biome types spanning the Australasia and Indomalayan realms. Populations are also found in montane and highland environments at higher elevations.

Range

Widely distributed across Asia (6 countries), Europe (United Kingdom), North America (United States), Oceania and the Pacific (11 countries), and South America (Chile).

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.