South African paper wasps, or hornets as they are also called, are often encountered underneath overhangs such as the eaves of roofs but do not form very big groups.
Insects such as bees, wasps and hornets inject a venom into the skin when they sting us, which can cause pain, swelling and itchiness in the area.
It is cynical, but I think they enjoy stirring up a hornets' nest .
The insects most likely to cause allergic reactions are wasps, honeybees, hornets , yellow jackets and ants.
Manchester United boss Sir Alex Ferguson has stirred a real hornets' nest with his call to scrap the FA Academy system.
A grasshopper materialized, then several hornets , two shiny black wasps, a drab brown damselfly, and a large azure-blue dragonfly.
Before I poke my stick into that little hornets' nest , I'm going to declare an interest in both sides.
To push that theological line, however, is still to stir up a hornets' nest .
Discount broker TD Waterhouse has stirred up a hornets' nest with the announcement that it will introduce margin trading into the UK.
The US has not only disturbed a hornets' nest ; it keeps on poking it.