Gotta love the pesty things.
http://www.domain.com.au/news/britis...160929-grqif3/
A family in Britain made a horrifying discovery when they started renovations, and it wasn't just old photos in the attic.
They came across a one-metre-wide wasp nest in the attic that was once home to as many as 10,000 wasps.
...
A 3.7-metre-long nest was found in New Zealand in 1963 and still holds the world record. That particular nest would have been home to half a million wasps.