Wasp nest Sweden

Wasp nest Sweden

Observation - Wasp nest Sweden. Description: This nest appeared inactive this year but has been in this outdoor woodshed in Sweden for years. It's well below freezing during winters. Do these wasps hibernate or what? Nest about 20cm diameter.

This nest appeared inactive this year but has been in this outdoor woodshed in Sweden for years. It's well below freezing during winters. Do these wasps hibernate or what? Nest about 20cm diameter.