Black-Based Cluster Fly vs Narrow-headed Slender Opossum

Pollenia labialis compared with Marmosops cracens

Key Differences

• Black-Based Cluster Fly is Least Concern while Narrow-headed Slender Opossum is Data Deficient.

Taxonomic Classification

Rank	Black-Based Cluster Fly	Narrow-headed Slender Opossum
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Arthropoda (Arthropods)	Chordata (Chordates)
Class	Insecta (Insects)	Mammalia (Mammals)
Order	Diptera (Diptera)	Didelphimorphia (Didelphimorphia)
Family	Polleniidae	Didelphidae
Genus	Pollenia	Marmosops
Species	Pollenia labialis	Marmosops cracens

Evolutionary Relationship

Black-Based Cluster Fly and Narrow-headed Slender Opossum share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Black-Based Cluster Fly

LC — Least Concern

Narrow-headed Slender Opossum

DD — Data Deficient

Physical Characteristics

Attribute	Black-Based Cluster Fly	Narrow-headed Slender Opossum
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Black-Based Cluster Fly

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Denmark, Norway, Sweden, and United States.

Narrow-headed Slender Opossum

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Venezuela.

Black-Based Cluster Fly

The Black-Based Cluster Fly (Pollenia labialis) is a species in the genus Pollenia. It is currently classified as Least Concern on the IUCN Red List. Typically found in virtually all terrestrial and freshwater habitats.