Eurasian beaver vs Arraia

Castor fiber compared with Potamotrygon falkneri

Key Differences

• Eurasian beaver is Vulnerable while Arraia is Data Deficient.

Taxonomic Classification

Rank	Eurasian beaver	Arraia
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (cordados)	Chordata (cordados)
Class	Mammalia (mamíferos)	Elasmobranchii
Order	Rodentia (Roedores)	Myliobatiformes (Myliobatiformes)
Family	Castoridae (Beavers)	Potamotrygonidae
Genus	Castor (Beavers)	Potamotrygon
Species	Castor fiber	Potamotrygon falkneri

Evolutionary Relationship

Eurasian beaver and Arraia share a common ancestor at the Phylum level: Chordata. (cordados)

Conservation Status

Eurasian beaver

VU — Vulnerable

Arraia

DD — Data Deficient

Physical Characteristics

Attribute	Eurasian beaver	Arraia
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.

Arraia

Habitat

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

Range

Found in Brazil.

Eurasian beaver

O castor-europeu (Castor fiber) é classificado como Vulnerável (VU) na Lista Vermelha da IUCN. Enfrenta alto risco de ameaça no estado selvagem, com populações em declínio e crescente pressão sobre o habitat.