Dark Roller vs Miller’s Mastiff Bat

Ancylis upupana compared with Molossus pretiosus

Key Differences

• Dark Roller is Near Threatened while Miller’s Mastiff Bat is Least Concern.

Taxonomic Classification

Rank	Dark Roller	Miller’s Mastiff Bat
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Arthropoda (Arthropods)	Chordata (Chordates)
Class	Insecta (Insects)	Mammalia (Mammals)
Order	Lepidoptera (Butterflies & Moths)	Chiroptera (Bats)
Family	Tortricidae	Molossidae
Genus	Ancylis	Molossus
Species	Ancylis upupana	Molossus pretiosus

Evolutionary Relationship

Dark Roller and Miller’s Mastiff Bat share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Dark Roller

NT — Near Threatened

Miller’s Mastiff Bat

LC — Least Concern

Physical Characteristics

Attribute	Dark Roller	Miller’s Mastiff Bat
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Dark Roller

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Norway, and Sweden. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Miller’s Mastiff Bat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia and Venezuela.