Eurasian beaver vs Pacific false buttonweed

Castor fiber compared with Spermacoce exilis

Key Differences

• Eurasian beaver is Vulnerable while Pacific false buttonweed is Not Evaluated.

Taxonomic Classification

Rank	Eurasian beaver	Pacific false buttonweed
Kingdom	Animalia (Animals)	Plantae (Plants)
Phylum	Chordata (Chordates)	Magnoliophyta (Flowering Plants)
Class	Mammalia (Mammals)	Magnoliopsida (Dicots)
Order	Rodentia (Rodents)	Gentianales (Gentianales)
Family	Castoridae (Beavers)	Rubiaceae
Genus	Castor (Beavers)	Spermacoce
Species	Castor fiber	Spermacoce exilis

Conservation Status

Eurasian beaver

VU — Vulnerable

Pacific false buttonweed

NE — Not Evaluated

Physical Characteristics

Attribute	Eurasian beaver	Pacific false buttonweed
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.

Pacific false buttonweed

Habitat

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

Range

Widely distributed across Africa (4 countries), Asia (Singapore, Timor-Leste, Vietnam), North America (4 countries), Oceania and the Pacific (7 countries), and South America (Colombia).

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.