Pacific Spiny-rat vs Shadow Darner

Proechimys decumanus compared with Aeshna umbrosa

Key Differences

• Pacific Spiny-rat is Near Threatened while Shadow Darner is Least Concern.

Taxonomic Classification

Rank	Pacific Spiny-rat	Shadow Darner
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Arthropoda (Arthropods)
Class	Mammalia (Mammals)	Insecta (Insects)
Order	Rodentia (Rodents)	Odonata (Odonata)
Family	Echimyidae	Aeshnidae
Genus	Proechimys	Aeshna
Species	Proechimys decumanus	Aeshna umbrosa

Evolutionary Relationship

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

Conservation Status

Pacific Spiny-rat

NT — Near Threatened

Shadow Darner

LC — Least Concern

Physical Characteristics

Attribute	Pacific Spiny-rat	Shadow Darner
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

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.

Shadow Darner

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Found in United States.