Eurasian beaver vs Javanese root-knot nematode

Castor fiber compared with Meloidogyne javanica

Key Differences

• Eurasian beaver is Vulnerable while Javanese root-knot nematode is Not Evaluated.

Taxonomic Classification

Rank	Eurasian beaver	Javanese root-knot nematode
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Nematoda (Roundworms)
Class	Mammalia (Mammals)	Chromadorea (Chromadorea)
Order	Rodentia (Rodents)	Rhabditida (Rhabditida)
Family	Castoridae (Beavers)	Meloidogynidae
Genus	Castor (Beavers)	Meloidogyne
Species	Castor fiber	Meloidogyne javanica

Evolutionary Relationship

Eurasian beaver and Javanese root-knot nematode share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Eurasian beaver

VU — Vulnerable

Javanese root-knot nematode

NE — Not Evaluated

Physical Characteristics

Attribute	Eurasian beaver	Javanese root-knot nematode
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.

Javanese root-knot nematode

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Denmark, Greece, Malta, Poland, and Portugal.

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.

Shared Countries

Both species can be found in 2 countries:

🇩🇰 Denmark 🇵🇹 Portugal