Adder’S-Mouth vs Big-eared opossum

Malaxis bayardii compared with Didelphis aurita

Key Differences

• Adder’S-Mouth is Critically Endangered while Big-eared opossum is Least Concern.

Taxonomic Classification

Rank	Adder’S-Mouth	Big-eared 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	Didelphis
Species	Malaxis bayardii	Didelphis aurita

Conservation Status

Adder’S-Mouth

CR — Critically Endangered

Big-eared opossum

LC — Least Concern

Physical Characteristics

Attribute	Adder’S-Mouth	Big-eared 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.

Big-eared opossum

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

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.

Big-eared opossum

The Big-eared opossum (Didelphis aurita) is a species in the genus Didelphis. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.