Fierce Orbweaver vs Gray Birch Mouse

Araneus saevus compared with Sicista pseudonapaea

Key Differences

• Fierce Orbweaver is Near Threatened while Gray Birch Mouse is Data Deficient.

Taxonomic Classification

Rank	Fierce Orbweaver	Gray Birch Mouse
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Arthropoda (Arthropods)	Chordata (Chordates)
Class	Arachnida (Arachnids)	Mammalia (Mammals)
Order	Araneae (Araneae)	Rodentia (Rodents)
Family	Araneidae	Dipodidae
Genus	Araneus	Sicista
Species	Araneus saevus	Sicista pseudonapaea

Evolutionary Relationship

Fierce Orbweaver and Gray Birch Mouse share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Fierce Orbweaver

NT — Near Threatened

Gray Birch Mouse

DD — Data Deficient

Physical Characteristics

Attribute	Fierce Orbweaver	Gray Birch Mouse
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.

Gray Birch Mouse

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.