90 
RESPIRATION OF BEES. 
and became aphyxiated; if the head 
and thorax were immersed, leaving 
the abdomen free, the bee struggled 
for a few seconds, and quickly died. 
Again, when the head and abdomen 
were immersed and the thorax left 
free, it supported the experiment very 
patiently, and took flight v/hen re¬ 
leased. The orifices of the respira¬ 
tory organs seem therefore, to reside 
in the thorax. 
CHAP. xi. 
ON THE AIR OF HIVES. 
* 
1. It could not be supposed that the 
a tmo sphere surround ing twenty-five. 
