Alder vs Large Bear Hoverfly

Alnus glutinosa compared with Criorhina ranunculi

Key Differences

• Alder is Least Concern while Large Bear Hoverfly is Vulnerable.

Taxonomic Classification

Rank	Alder	Large Bear Hoverfly
Kingdom	Plantae (Plants)	Animalia (Animals)
Phylum	Magnoliophyta (Flowering Plants)	Arthropoda (Arthropods)
Class	Magnoliopsida (Dicots)	Insecta (Insects)
Order	Fagales (Beeches & Oaks)	Diptera (Diptera)
Family	Betulaceae	Syrphidae
Genus	Alnus	Criorhina
Species	Alnus glutinosa	Criorhina ranunculi

Conservation Status

Alder

LC — Least Concern

Large Bear Hoverfly

VU — Vulnerable

Physical Characteristics

Attribute	Alder	Large Bear Hoverfly
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).

Large Bear Hoverfly

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Norway, and Sweden. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

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 3 countries:

🇧🇪 Belgium 🇳🇴 Norway 🇸🇪 Sweden