in the digger wasp experiment it was shown

IMAGES

1. Digger wasps and their chemistry

   

2. Field Digger Wasp

   

3. digger wasp at 1.5X by macrojunkie on DeviantArt

   

4. Great Digger Wasp constructing a nest

   

5. Digger wasp excavating a hole

   

6. Digger Wasp by barrywebb