Big Brown Bat vs Small Adder's-Tongue

Eptesicus fuscus compared with Ophioglossum azoricum

Key Differences

• Big Brown Bat is Least Concern while Small Adder's-Tongue is Critically Endangered.

Taxonomic Classification

Rank	Big Brown Bat	Small Adder's-Tongue
Kingdom	Animalia (Animals)	Plantae (Plants)
Phylum	Chordata (Chordates)	Tracheophyta
Class	Mammalia (Mammals)	Polypodiopsida (Polypodiopsida)
Order	Chiroptera (Bats)	Ophioglossales (Ophioglossales)
Family	Vespertilionidae	Ophioglossaceae
Genus	Eptesicus	Ophioglossum
Species	Eptesicus fuscus	Ophioglossum azoricum

Conservation Status

Big Brown Bat

LC — Least Concern

Small Adder's-Tongue

CR — Critically Endangered

Physical Characteristics

Attribute	Big Brown Bat	Small Adder's-Tongue
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.

Small Adder's-Tongue

Habitat

Inhabits boreal forests and taiga within the Palearctic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

Distributed across Belgium, Iceland, Norway, Portugal, and Sweden. Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

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 1 countries:

🇧🇪 Belgium