Buff-marked Neb vs Eurasian beaver

Monochroa lucidella compared with Castor fiber

Key Differences

• Buff-marked Neb is Near Threatened while Eurasian beaver is Vulnerable.

Taxonomic Classification

Rank	Buff-marked Neb	Eurasian beaver
Kingdom same	Animalia (สัตว์)	Animalia (สัตว์)
Phylum	Arthropoda (สัตว์ขาปล้อง)	Chordata (สัตว์มีแกนสันหลัง)
Class	Insecta (แมลง)	Mammalia (สัตว์เลี้ยงลูกด้วยน้ำนม)
Order	Lepidoptera (ผีเสื้อ)	Rodentia (อันดับสัตว์ฟันแทะ)
Family	Gelechiidae	Castoridae (Beavers)
Genus	Monochroa	Castor (Beavers)
Species	Monochroa lucidella	Castor fiber

Evolutionary Relationship

Buff-marked Neb and Eurasian beaver share a common ancestor at the Kingdom level: Animalia. (สัตว์)

Conservation Status

Buff-marked Neb

NT — Near Threatened

Eurasian beaver

VU — Vulnerable

Physical Characteristics

Attribute	Buff-marked Neb	Eurasian beaver
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Buff-marked Neb

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Norway, and Sweden. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

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.

Buff-marked Neb

The Buff-Marked Neb (Monochroa lucidella) is a species in the genus Monochroa. It is currently classified as Near Threatened on the IUCN Red List. Typically found in virtually all terrestrial and freshwater habitats.

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 4 countries:

🇧🇪 Belgium 🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden