Large Lively Wasps?

Large Lively Wasps?

Observation - Large Lively Wasps?. Description: About 6-8 large, lively wasps in an unused, closed bedroom. Suspect the source may have been grubs(2cm approx) grey/pink/beige (2 live ones remained)in the glass lampshade. Would like to understand how they got there... and whether there may be more to h

About 6-8 large, lively wasps in an unused, closed bedroom. Suspect the source may have been grubs(2cm approx) grey/pink/beige (2 live ones remained)in the glass lampshade. Would like to understand how they got there... and whether there may be more to hatch. Thanks