Big Ears vs Brown Rat

Otidea apophysata compared with Rattus norvegicus

Key Differences

• Big Ears is Not Evaluated while Brown Rat is Least Concern.

Taxonomic Classification

Rank	Big Ears	Brown 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 apophysata	Rattus norvegicus

Conservation Status

Big Ears

NE — Not Evaluated

Brown Rat

LC — Least Concern

Physical Characteristics

Attribute	Big Ears	Brown Rat
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Big Ears

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Denmark and Norway.

Brown Rat

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, tropical and subtropical dry broadleaf forests, and tropical and subtropical grasslands and savannas, among 10 distinct biome types. Populations are also found in montane and highland environments at higher elevations.

Range

Widely distributed across Africa (11 countries), Asia (15 countries), Europe (41 countries), North America (16 countries), Oceania and the Pacific (10 countries), and South America (10 countries).

Big Ears

The Big Ears (Otidea apophysata) is a species in the genus Otidea. Native to Europe, inhabiting ecosystems characteristic of the region.

Brown Rat

Brown Rat (Rattus norvegicus) 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:

🇩🇰 Denmark 🇳🇴 Norway