Big eye thresher shark vs Headfly

Alopias superciliosus compared with Hydrotaea irritans

Key Differences

• Big eye thresher shark is Vulnerable while Headfly is Not Evaluated.

Taxonomic Classification

Rank	Big eye thresher shark	Headfly
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	Muscidae
Genus	Alopias	Hydrotaea
Species	Alopias superciliosus	Hydrotaea irritans

Evolutionary Relationship

Big eye thresher shark and Headfly share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Big eye thresher shark

VU — Vulnerable

Headfly

NE — Not Evaluated

Physical Characteristics

Attribute	Big eye thresher shark	Headfly
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Big eye thresher shark

Habitat

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

Range

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

Headfly

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Denmark, Norway, and Sweden.

Big eye thresher shark

The Big eye thresher shark (Alopias superciliosus) is a species in the genus Alopias. It is currently classified as Vulnerable on the IUCN Red List. Typically found in marine environments from coastal waters to deep ocean.