58 



MANUAL OF THE APIARY. 



organs, the blood of higher animals is entirely fluid, in all 

 normal conditions, and contains not the organs themselves or 

 any part of them, but only the elements, which are absorbed 



Fig. 8. 



Nervous System of the Drone magnified four times. 



by the tissue and converted into the organs, or, to be scien- 

 tific, are assimilated. As the blood of insects is nearly des- 



