Dusky Slender Opossum vs Grassland Sparrow

Marmosops fuscatus compared with Ammodramus humeralis

Key Differences

• Dusky Slender Opossum is Data Deficient while Grassland Sparrow is Least Concern.

Taxonomic Classification

Rank	Dusky Slender Opossum	Grassland Sparrow
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Didelphimorphia (Didelphimorphia)	Passeriformes (Songbirds)
Family	Didelphidae	Passerellidae
Genus	Marmosops	Ammodramus
Species	Marmosops fuscatus	Ammodramus humeralis

Evolutionary Relationship

Dusky Slender Opossum and Grassland Sparrow share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Dusky Slender Opossum

DD — Data Deficient

Grassland Sparrow

LC — Least Concern

Physical Characteristics

Attribute	Dusky Slender Opossum	Grassland Sparrow
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Dusky Slender Opossum

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia and Venezuela.

Grassland Sparrow

Habitat

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

Range

Distributed across Colombia, Norway, and Venezuela.

Grassland Sparrow

Grassland Sparrow (Ammodramus humeralis) is classified as Least Concern (LC) on the IUCN Red List. Widespread and abundant across its range, with stable populations and no immediate conservation concerns.

Shared Countries

Both species can be found in 2 countries:

🇨🇴 Colombia 🇻🇪 Venezuela