Alien field ant vs Big Brown Bat

Lasius alienus compared with Eptesicus fuscus

Key Differences

• Alien field ant is Data Deficient while Big Brown Bat is Least Concern.

Taxonomic Classification

Rank	Alien field ant	Big Brown Bat
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Arthropoda (Arthropods)	Chordata (Chordates)
Class	Insecta (Insects)	Mammalia (Mammals)
Order	Hymenoptera (Ants, Bees & Wasps)	Chiroptera (Bats)
Family	Formicidae	Vespertilionidae
Genus	Lasius	Eptesicus
Species	Lasius alienus	Eptesicus fuscus

Evolutionary Relationship

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

Conservation Status

Alien field ant

DD — Data Deficient

Big Brown Bat

LC — Least Concern

Physical Characteristics

Attribute	Alien field ant	Big Brown Bat
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Alien field ant

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

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

Big Brown Bat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

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

Alien field ant

The Alien field ant (Lasius alienus) is a species in the genus Lasius. Its conservation status is listed as Data Deficient, indicating insufficient data for assessment. Typically found in virtually all terrestrial and freshwater habitats.

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