70 PHYSIOLOGY OF THE HONEY-BEE. 



days in succession, and satisfied myself that the bees engaged in 

 this work were always almost exclusively of the Italiaa race. 

 Many of them had scales of wax visibly protruding between 

 ili« if abdominal rings ( 201). These observations show that, 



Fig. 2.J. 

 HFAD OF WORKER-BEE. 



(Magnified. After Barbd.) 



in the early stage of their existence, the impulse for comb- 

 building is stronger than later in life. 

 164. "3. Whenever I examined the colony during the first 



