Eurasian beaver vs Prostrate false buttonweed

Castor fiber compared with Spermacoce prostrata

Key Differences

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

Taxonomic Classification

Rank	Eurasian beaver	Prostrate false buttonweed
Kingdom	Animalia (动物界)	Plantae (植物)
Phylum	Chordata (脊索动物门)	Magnoliophyta (木兰植物门)
Class	Mammalia (哺乳動物)	Magnoliopsida (木兰纲)
Order	Rodentia (啮齿目)	Gentianales (龙胆目)
Family	Castoridae (Beavers)	Rubiaceae
Genus	Castor (Beavers)	Spermacoce
Species	Castor fiber	Spermacoce prostrata

Conservation Status

Eurasian beaver

VU — Vulnerable

Prostrate false buttonweed

NE — Not Evaluated

Physical Characteristics

Attribute	Eurasian beaver	Prostrate 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.

Prostrate false buttonweed

Habitat

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

Range

Widely distributed across Asia (Japan, Timor-Leste), North America (Cuba, United States), and South America (Brazil, Colombia).

Eurasian beaver

欧亚河狸（Castor fiber）在IUCN红色名录中被列为易危（VU）。面临野外高度濒危风险，种群数量下降，栖息地压力日益增大。