Caucasian Alder vs Lesser Siren

Alnus subcordata compared with Siren intermedia

Taxonomic Classification

Rank	Caucasian Alder	Lesser Siren
Kingdom	Plantae (Plants)	Animalia (Animals)
Phylum	Magnoliophyta (Flowering Plants)	Chordata (Chordates)
Class	Magnoliopsida (Dicots)	Amphibia (Amphibians)
Order	Fagales (Beeches & Oaks)	Caudata (Caudata)
Family	Betulaceae	Sirenidae
Genus	Alnus	Siren
Species	Alnus subcordata	Siren intermedia

Conservation Status

Caucasian Alder

LC — Least Concern

Lesser Siren

LC — Least Concern

Physical Characteristics

Attribute	Caucasian Alder	Lesser Siren
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Caucasian Alder

Habitat

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

Lesser Siren

Habitat

Typically found in freshwater habitats, moist forests, and wetlands.

Range

Distributed across Belgium and Mexico.

Caucasian Alder

The Caucasian Alder (Alnus subcordata) 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.