Buchen-Frostspanner vs Kleiner Frostspanner

Operophtera fagata compared with Operophtera brumata

Taxonomic Classification

Rank	Buchen-Frostspanner	Kleiner Frostspanner
Kingdom same	Animalia (Tier)	Animalia (Tier)
Phylum same	Arthropoda (Gliederfüßer)	Arthropoda (Gliederfüßer)
Class same	Insecta (Insekten)	Insecta (Insekten)
Order same	Lepidoptera (Schmetterlinge)	Lepidoptera (Schmetterlinge)
Family same	Geometridae	Geometridae
Genus same	Operophtera	Operophtera
Species	Operophtera fagata	Operophtera brumata

Evolutionary Relationship

Buchen-Frostspanner and Kleiner Frostspanner share a common ancestor at the Genus level: Operophtera.

Conservation Status

Buchen-Frostspanner

LC — Least Concern

Kleiner Frostspanner

LC — Least Concern

Physical Characteristics

Attribute	Buchen-Frostspanner	Kleiner Frostspanner
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Buchen-Frostspanner

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Norway, and Sweden.

Kleiner Frostspanner

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Found across Europe (6 countries) and North America (Canada, United States).

Kleiner Frostspanner

winter moth (Operophtera brumata) is classified as Least Concern (LC) on the IUCN Red List. Widespread and abundant across its range, with stable populations and no immediate conservation concerns.

Shared Countries

Both species can be found in 4 countries:

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