Alder vs Fierce Orbweaver

Alnus glutinosa compared with Araneus saevus

Key Differences

• Alder is Least Concern while Fierce Orbweaver is Near Threatened.

Taxonomic Classification

Rank	Alder	Fierce Orbweaver
Kingdom	Plantae (Plants)	Animalia (Animals)
Phylum	Magnoliophyta (Flowering Plants)	Arthropoda (Arthropods)
Class	Magnoliopsida (Dicots)	Arachnida (Arachnids)
Order	Fagales (Beeches & Oaks)	Araneae (Araneae)
Family	Betulaceae	Araneidae
Genus	Alnus	Araneus
Species	Alnus glutinosa	Araneus saevus

Conservation Status

Alder

LC — Least Concern

Fierce Orbweaver

NT — Near Threatened

Physical Characteristics

Attribute	Alder	Fierce Orbweaver
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Alder

Habitat

Typically found in diverse terrestrial habitats from tropical forests to temperate regions.

Range

Widely distributed across Africa (South Africa), Asia (India, Japan), Europe (6 countries), North America (Canada, United States), Oceania and the Pacific (Australia, New Zealand), and South America (Chile).

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.

Alder

The Alder (Alnus glutinosa) is a species in the genus Alnus. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial habitats from tropical forests to temperate regions.

Shared Countries

Both species can be found in 4 countries:

🇨🇦 Canada 🇳🇴 Norway 🇸🇪 Sweden 🇺🇸 United States