Big Brown Bat vs Oak Mildew

Eptesicus fuscus compared with Erysiphe alphitoides

Key Differences

• Big Brown Bat is Least Concern while Oak Mildew is Not Evaluated.

Taxonomic Classification

Rank	Big Brown Bat	Oak Mildew
Kingdom	Animalia (Animals)	Fungi (Fungi)
Phylum	Chordata (Chordates)	Ascomycota (Sac Fungi)
Class	Mammalia (Mammals)	Leotiomycetes (Leotiomycetes)
Order	Chiroptera (Bats)	Helotiales (Helotiales)
Family	Vespertilionidae	Erysiphaceae
Genus	Eptesicus	Erysiphe
Species	Eptesicus fuscus	Erysiphe alphitoides

Conservation Status

Big Brown Bat

LC — Least Concern

Oak Mildew

NE — Not Evaluated

Physical Characteristics

Attribute	Big Brown Bat	Oak Mildew
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Big Brown Bat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Belgium, Colombia, Ecuador, United States, and Venezuela.

Oak Mildew

Habitat

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

Range

Found across Europe (6 countries) and North America (United States).

Big Brown Bat

The Big Brown Bat (Eptesicus fuscus) is a species in the genus Eptesicus. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.

Shared Countries

Both species can be found in 2 countries:

🇧🇪 Belgium 🇺🇸 United States