Dark-triangle Button vs Eurasian beaver

Acleris laterana compared with Castor fiber

Key Differences

• Dark-triangle Button is Least Concern while Eurasian beaver is Vulnerable.

Taxonomic Classification

Rank	Dark-triangle Button	Eurasian beaver
Kingdom same	Animalia (動物)	Animalia (動物)
Phylum	Arthropoda (節足動物)	Chordata (脊索動物)
Class	Insecta (昆虫)	Mammalia (哺乳類)
Order	Lepidoptera (チョウ目)	Rodentia (ネズミ目)
Family	Tortricidae	Castoridae (Beavers)
Genus	Acleris	Castor (Beavers)
Species	Acleris laterana	Castor fiber

Evolutionary Relationship

Dark-triangle Button and Eurasian beaver share a common ancestor at the Kingdom level: Animalia. (動物)

Conservation Status

Dark-triangle Button

LC — Least Concern

Eurasian beaver

VU — Vulnerable

Physical Characteristics

Attribute	Dark-triangle Button	Eurasian beaver
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Dark-triangle Button

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Norway, and Sweden.

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.

Eurasian beaver

ユーラシアビーバー（Castor fiber）はIUCNレッドリストで絶滅危惧II類（VU）に分類されています。個体群の減少と生息地への圧力の増大により、野生での絶滅危険度が高い状況に直面しています。

Shared Countries

Both species can be found in 4 countries:

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