Bigeye thresher vs Hump-backed fly

Alopias pelagicus compared with Megaselia rufipes

Key Differences

• Bigeye thresher is Endangered while Hump-backed fly is Not Evaluated.

Taxonomic Classification

Rank	Bigeye thresher	Hump-backed fly
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Arthropoda (Arthropods)
Class	Chondrichthyes (Cartilaginous Fish)	Insecta (Insects)
Order	Lamniformes (Mackerel Sharks)	Diptera (Diptera)
Family	Alopiidae	Phoridae
Genus	Alopias	Megaselia
Species	Alopias pelagicus	Megaselia rufipes

Evolutionary Relationship

Bigeye thresher and Hump-backed fly share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Bigeye thresher

EN — Endangered

Hump-backed fly

NE — Not Evaluated

Physical Characteristics

Attribute	Bigeye thresher	Hump-backed fly
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Bigeye thresher

Habitat

Typically found in marine environments from coastal waters to deep ocean.

Range

Distributed across Colombia and Taiwan. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Hump-backed fly

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

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

Bigeye thresher

The Bigeye thresher (Alopias pelagicus) is a species in the genus Alopias. It is currently classified as Endangered on the IUCN Red List. Typically found in marine environments from coastal waters to deep ocean.