Eurasian beaver vs Streamside Swordfern

Castor fiber compared with Nephrolepis rivularis

Key Differences

• Eurasian beaver is Vulnerable while Streamside Swordfern is Not Evaluated.

Taxonomic Classification

Rank	Eurasian beaver	Streamside Swordfern
Kingdom	Animalia (Animals)	Plantae (Plants)
Phylum	Chordata (Chordates)	Tracheophyta
Class	Mammalia (Mammals)	Polypodiopsida (Polypodiopsida)
Order	Rodentia (Rodents)	Polypodiales (Polypodiales)
Family	Castoridae (Beavers)	Nephrolepidaceae
Genus	Castor (Beavers)	Nephrolepis
Species	Castor fiber	Nephrolepis rivularis

Conservation Status

Eurasian beaver

VU — Vulnerable

Streamside Swordfern

NE — Not Evaluated

Physical Characteristics

Attribute	Eurasian beaver	Streamside Swordfern
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Eurasian beaver

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

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

Streamside Swordfern

Habitat

Typically found in moist, shaded forest floors and tropical canopies.

Range

Distributed across Brazil, Colombia, and Cuba.

Eurasian beaver

Eurasian beaver (Castor fiber) is classified as Vulnerable (VU) on the IUCN Red List. Facing a high risk of endangerment in the wild, with declining populations and increasing habitat pressure.