40 



HISTORY OF INSECTS. 



it is liable to do. When the cells intended for holding the 

 winter's provision are filled, they are always closed with 

 waxen hds, and are never re-opened till the whole of the 

 honey in the unfilled cells is expended : the waxen lids 

 are thus formed ; — the bees first construct a ring of wax 

 within the verge of the cells, to which other rings are suc- 

 cessively added, till the aperture of the cell is finally closed 

 by a lid composed of concentric circles. 



Larva of the Bee. 



Pupa of the Bee. 



