Black-Based Cluster Fly vs Handley s Slender Opossum

Pollenia labialis compared with Marmosops handleyi

Key Differences

• Black-Based Cluster Fly is Least Concern while Handley s Slender Opossum is Critically Endangered.

Taxonomic Classification

Rank	Black-Based Cluster Fly	Handley s 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 handleyi

Evolutionary Relationship

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

Conservation Status

Black-Based Cluster Fly

LC — Least Concern

Handley s Slender Opossum

CR — Critically Endangered

Physical Characteristics

Attribute	Black-Based Cluster Fly	Handley s 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.

Handley s Slender Opossum

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, tropical and subtropical dry broadleaf forests, and montane grasslands and shrublands, among 4 distinct biome types spanning the Neotropic and Oceanian realms. Populations are also found in montane and highland environments at higher elevations.

Range

Found in Colombia. Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

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.