4- Hunting wasp, Ammophila 

 sabulosa. 



5. Another hunting wasp, 

 Sphex maxillosus. 



6 and 7. Young nests of the German wasp (Vespula germanica), before any 

 workers have hatched. Part of the envelopes of the nest on the right have 

 been removed to show the comb. 



