Fierce Orbweaver vs Napo Spiny-rat

Araneus saevus compared with Proechimys quadruplicatus

Key Differences

• Fierce Orbweaver is Near Threatened while Napo Spiny-rat is Least Concern.

Taxonomic Classification

Rank	Fierce Orbweaver	Napo Spiny-rat
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Arthropoda (Arthropods)	Chordata (Chordates)
Class	Arachnida (Arachnids)	Mammalia (Mammals)
Order	Araneae (Araneae)	Rodentia (Rodents)
Family	Araneidae	Echimyidae
Genus	Araneus	Proechimys
Species	Araneus saevus	Proechimys quadruplicatus

Evolutionary Relationship

Fierce Orbweaver and Napo Spiny-rat share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Fierce Orbweaver

NT — Near Threatened

Napo Spiny-rat

LC — Least Concern

Physical Characteristics

Attribute	Fierce Orbweaver	Napo Spiny-rat
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Fierce Orbweaver

Habitat

Typically found in terrestrial habitats from forests to deserts.

Range

Distributed across Canada, Norway, Sweden, and United States. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Napo Spiny-rat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia, Ecuador, and Venezuela.