575 



"Workers, larvae of 71 



life 80 



losing their queen 



42, 43, 262 

 love of for their queen 



42, 265, 324 



newly hatched 76 



number of in a hive... 67 

 old, work in the fields.. 68 

 " sexual organs not de- 

 veloped. . 77 

 " signs of old age 82 



Workers trying to raise queens 



with drone eggs. .59, 80 

 understand each other. . SO 



ventilating ' 179 



young, build combs. 69, 94 

 feed the brood, . 67 

 Worms, see Moth. 



Yield, large 



.460 



Zoubareff, uses of propolis, 114, 115 



