Miller’s Mastiff Bat vs Natterer's Bat

Molossus pretiosus compared with Myotis nattereri

Key Differences

• Miller’s Mastiff Bat is Least Concern while Natterer's Bat is Critically Endangered.

Taxonomic Classification

Rank	Miller’s Mastiff Bat	Natterer's Bat
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Mammalia (Mammals)	Mammalia (Mammals)
Order same	Chiroptera (Bats)	Chiroptera (Bats)
Family	Molossidae	Vespertilionidae
Genus	Molossus	Myotis
Species	Molossus pretiosus	Myotis nattereri

Evolutionary Relationship

Miller’s Mastiff Bat and Natterer's Bat share a common ancestor at the Order level: Chiroptera. (Bats)

Conservation Status

Miller’s Mastiff Bat

LC — Least Concern

Natterer's Bat

CR — Critically Endangered

Physical Characteristics

Attribute	Miller’s Mastiff Bat	Natterer's Bat
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Miller’s Mastiff Bat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia and Venezuela.

Natterer's Bat

Habitat

Found across multiple habitat types including temperate broadleaf and mixed forests, temperate coniferous forests, and temperate grasslands and steppes within the Palearctic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

Found across Europe (6 countries). Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.