California alder vs European pine marten

Alnus rhombifolia compared with Martes martes

Key Differences

• California alder is Least Concern while European pine marten is Critically Endangered.

Taxonomic Classification

Rank	California alder	European pine marten
Kingdom	Plantae (plantas)	Animalia (Animals)
Phylum	Magnoliophyta (Flowering Plants)	Chordata (cordados)
Class	Magnoliopsida (Dicots)	Mammalia (mamíferos)
Order	Fagales (Beeches & Oaks)	Carnivora (carnívoros)
Family	Betulaceae	Mustelidae (Weasels & Otters)
Genus	Alnus	Martes
Species	Alnus rhombifolia	Martes martes

Conservation Status

California alder

LC — Least Concern

European pine marten

CR — Critically Endangered

Physical Characteristics

Attribute	California alder	European pine marten
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

California alder

Habitat

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

Range

Found in Canada.

European pine marten

Habitat

Found across multiple habitat types including temperate broadleaf and mixed forests, temperate coniferous forests, and Mediterranean forests and woodlands within the Palearctic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

Found across Europe (6 countries). Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

California alder

The California alder (Alnus rhombifolia) 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.

European pine marten

A marta-europeia (Martes martes) está classificada como Criticamente Em Perigo (CR) na Lista Vermelha da UICN. Enfrenta risco extremamente alto de extinção no estado selvagem devido ao severo declínio populacional e à perda de habitat.