Headfly vs Pacific Spiny-rat

Hydrotaea irritans compared with Proechimys decumanus

Key Differences

• Headfly is Not Evaluated while Pacific Spiny-rat is Near Threatened.

Taxonomic Classification

Rank	Headfly	Pacific Spiny-rat
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Arthropoda (Arthropods)	Chordata (Chordates)
Class	Insecta (Insects)	Mammalia (Mammals)
Order	Diptera (Diptera)	Rodentia (Rodents)
Family	Muscidae	Echimyidae
Genus	Hydrotaea	Proechimys
Species	Hydrotaea irritans	Proechimys decumanus

Evolutionary Relationship

Headfly and Pacific Spiny-rat share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Headfly

NE — Not Evaluated

Pacific Spiny-rat

NT — Near Threatened

Physical Characteristics

Attribute	Headfly	Pacific Spiny-rat
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Headfly

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Denmark, Norway, and Sweden.

Pacific Spiny-rat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Ecuador. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.