Eurasian beaver vs Prototype quillwort

Castor fiber compared with Isoetes prototypus

Key Differences

• Eurasian beaver is Vulnerable while Prototype quillwort is Near Threatened.

Taxonomic Classification

Rank	Eurasian beaver	Prototype quillwort
Kingdom	Animalia (Animals)	Plantae (Plants)
Phylum	Chordata (Chordates)	Tracheophyta
Class	Mammalia (Mammals)	Lycopodiopsida (Lycopodiopsida)
Order	Rodentia (Rodents)	Isoetales (Isoetales)
Family	Castoridae (Beavers)	Isoetaceae
Genus	Castor (Beavers)	Isoetes
Species	Castor fiber	Isoetes prototypus

Conservation Status

Eurasian beaver

VU — Vulnerable

Prototype quillwort

NT — Near Threatened

Physical Characteristics

Attribute	Eurasian beaver	Prototype quillwort
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.

Prototype quillwort

Habitat

Native to North America, inhabiting ecosystems characteristic of the region.

Range

Found in Canada. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

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.