Andean White-eared Opossum vs Brook Floater

Didelphis pernigra compared with Alasmidonta varicosa

Key Differences

• Andean White-eared Opossum is Least Concern while Brook Floater is Vulnerable.

Taxonomic Classification

Rank	Andean White-eared Opossum	Brook Floater
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (cordados)	Mollusca (Moluscos)
Class	Mammalia (mamíferos)	Bivalvia (Bivalvia)
Order	Didelphimorphia (Didelphimorphia)	Unionida (Unionoida)
Family	Didelphidae	Unionidae
Genus	Didelphis	Alasmidonta
Species	Didelphis pernigra	Alasmidonta varicosa

Evolutionary Relationship

Andean White-eared Opossum and Brook Floater share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Andean White-eared Opossum

LC — Least Concern

Brook Floater

VU — Vulnerable

Physical Characteristics

Attribute	Andean White-eared Opossum	Brook Floater
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Andean White-eared Opossum

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia, Ecuador, and Venezuela.

Brook Floater

Habitat

Native to North America, inhabiting ecosystems characteristic of the region.

Range

Found in United States. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Andean White-eared Opossum

The Andean White-eared Opossum (Didelphis pernigra) 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.

Brook Floater

The Brook Floater (Alasmidonta varicosa) is a species in the genus Alasmidonta. It is currently classified as Vulnerable on the IUCN Red List. Native to North America, inhabiting ecosystems characteristic of the region.