Big Brown Bat vs Silverfish

Eptesicus fuscus compared with Ctenolepisma longicaudatum

Key Differences

• Big Brown Bat is Least Concern while Silverfish is Not Evaluated.

Taxonomic Classification

Rank	Big Brown Bat	Silverfish
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Arthropoda (Arthropods)
Class	Mammalia (Mammals)	Insecta (Insects)
Order	Chiroptera (Bats)	Zygentoma (Zygentoma)
Family	Vespertilionidae	Lepismatidae
Genus	Eptesicus	Ctenolepisma
Species	Eptesicus fuscus	Ctenolepisma longicaudatum

Evolutionary Relationship

Big Brown Bat and Silverfish share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Big Brown Bat

LC — Least Concern

Silverfish

NE — Not Evaluated

Physical Characteristics

Attribute	Big Brown Bat	Silverfish
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.

Silverfish

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Widely distributed across Africa (South Africa), Asia (Cyprus, Taiwan), Europe (11 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