Gray Slender Opossum vs Greater Scaup

Marmosops incanus compared with Aythya marila

Key Differences

• Gray Slender Opossum is Least Concern while Greater Scaup is Vulnerable.

Taxonomic Classification

Rank	Gray Slender Opossum	Greater Scaup
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Didelphimorphia (Didelphimorphia)	Anseriformes (Anseriformes)
Family	Didelphidae	Anatidae
Genus	Marmosops	Aythya
Species	Marmosops incanus	Aythya marila

Evolutionary Relationship

Gray Slender Opossum and Greater Scaup share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Gray Slender Opossum

LC — Least Concern

Greater Scaup

VU — Vulnerable

Physical Characteristics

Attribute	Gray Slender Opossum	Greater Scaup
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Gray Slender Opossum

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Greater Scaup

Habitat

Typically found in various aerial, terrestrial, and aquatic environments.

Range

Distributed across Belgium, Denmark, Norway, Sweden, and United States. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Greater Scaup

Greater Scaup (Aythya marila) is classified as Vulnerable (VU) on the IUCN Red List. Facing a high risk of endangerment in the wild, with declining populations and increasing habitat pressure.