Adder’S-Mouth vs Miller’s Mastiff Bat

Malaxis bayardii compared with Molossus pretiosus

Key Differences

• Adder’S-Mouth is Critically Endangered while Miller’s Mastiff Bat is Least Concern.

Taxonomic Classification

Rank	Adder’S-Mouth	Miller’s Mastiff Bat
Kingdom	Plantae (Plants)	Animalia (Animals)
Phylum	Magnoliophyta (Flowering Plants)	Chordata (Chordates)
Class	Liliopsida (Monocots)	Mammalia (Mammals)
Order	Asparagales (Asparagales)	Chiroptera (Bats)
Family	Orchidaceae	Molossidae
Genus	Malaxis	Molossus
Species	Malaxis bayardii	Molossus pretiosus

Conservation Status

Adder’S-Mouth

CR — Critically Endangered

Miller’s Mastiff Bat

LC — Least Concern

Physical Characteristics

Attribute	Adder’S-Mouth	Miller’s Mastiff Bat
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Adder’S-Mouth

Habitat

Typically found in grasslands, wetlands, forests, and cultivated landscapes.

Range

Distributed across Canada and United States. Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Miller’s Mastiff Bat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia and Venezuela.

Adder’S-Mouth

The Adder’S-Mouth (Malaxis bayardii) is a species in the genus Malaxis. It is currently classified as Critically Endangered on the IUCN Red List. This species inhabits Typically found in grasslands, wetlands, forests, and cultivated landscapes, found across Canada and United States.