130 UNDER THE OPEN SKY 



trick of biting a hole in the base of the flower 

 and thus stealing the stores without carry- 

 ing the pollen. The cockle, and its cousin 

 the catchfly, have both learned the same 

 trick of so swelling the chaffy calyx as to 

 make of it a fence that holds the bee at a 

 distance, and effectually removes the sugary 

 nectar beyond the reach of his pilfering 

 tongue. 



