Caucasian Alder vs Ruff

Alnus subcordata compared with Calidris pugnax

Taxonomic Classification

Rank	Caucasian Alder	Ruff
Kingdom	Plantae (Plants)	Animalia (Animals)
Phylum	Magnoliophyta (Flowering Plants)	Chordata (Chordates)
Class	Magnoliopsida (Dicots)	Aves (Birds)
Order	Fagales (Beeches & Oaks)	Charadriiformes (Charadriiformes)
Family	Betulaceae	Scolopacidae
Genus	Alnus	Calidris
Species	Alnus subcordata	Calidris pugnax

Conservation Status

Caucasian Alder

LC — Least Concern

Ruff

LC — Least Concern

Physical Characteristics

Attribute	Caucasian Alder	Ruff
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.

Ruff

Habitat

Typically found in various aerial, terrestrial, and aquatic environments.

Range

Widely distributed across Asia (Taiwan), Europe (4 countries), North America (United States), and South America (Colombia, Venezuela).

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.

Ruff

Ruff (Calidris pugnax) is classified as Least Concern (LC) on the IUCN Red List. Widespread and abundant across its range, with stable populations and no immediate conservation concerns.