Big Free-tailed Bat vs Brown Rat

Nyctinomops macrotis compared with Rattus norvegicus

Taxonomic Classification

Rank	Big Free-tailed Bat	Brown Rat
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Mammalia (Mammals)	Mammalia (Mammals)
Order	Chiroptera (Bats)	Rodentia (Rodents)
Family	Molossidae	Muridae (Mice & Rats)
Genus	Nyctinomops	Rattus
Species	Nyctinomops macrotis	Rattus norvegicus

Evolutionary Relationship

Big Free-tailed Bat and Brown Rat share a common ancestor at the Class level: Mammalia. (Mammals)

View Class: Mammalia

Conservation Status

Big Free-tailed Bat

LC — Least Concern

Brown Rat

LC — Least Concern

Physical Characteristics

Attribute	Big Free-tailed Bat	Brown Rat
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Big Free-tailed Bat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia, Ecuador, and Venezuela.

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 Free-tailed Bat

The Big Free-tailed Bat (Nyctinomops macrotis) is a species in the genus Nyctinomops. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.

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.