Adder’S-Mouth vs Black-shouldered Opossum

Malaxis bayardii compared with Caluromysiops irrupta

Key Differences

• Adder’S-Mouth is Critically Endangered while Black-shouldered Opossum is Least Concern.

Taxonomic Classification

Rank	Adder’S-Mouth	Black-shouldered Opossum
Kingdom	Plantae (Plants)	Animalia (Animals)
Phylum	Magnoliophyta (Flowering Plants)	Chordata (Chordates)
Class	Liliopsida (Monocots)	Mammalia (Mammals)
Order	Asparagales (Asparagales)	Didelphimorphia (Didelphimorphia)
Family	Orchidaceae	Didelphidae
Genus	Malaxis	Caluromysiops
Species	Malaxis bayardii	Caluromysiops irrupta

Conservation Status

Adder’S-Mouth

CR — Critically Endangered

Black-shouldered Opossum

LC — Least Concern

Physical Characteristics

Attribute	Adder’S-Mouth	Black-shouldered Opossum
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.

Black-shouldered Opossum

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Colombia.

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.

Black-shouldered Opossum

The Black-shouldered Opossum (Caluromysiops irrupta) is a species in the genus Caluromysiops. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.