MANAGEMENT OF HONEY BEES. 107 
all the unhatched royal brood. And farther 
swarming is equally at an end, when, after 
the departure of the first colony, the remain- 
ing population is too small to keep upa vi- 
gilant guard over the royal cells. In that 
case, as if aware of the impossibility ofa se- 
cond emigration, the Bees abandon the watch, 
and the young queens leaving their cells, en- 
gage in mutual combat till all are destroyed 
except one, who reigns undisputed sovereign. 
But in ordinary circumstances, the agitation 
of the queen, abundance of brood, a favorable 
season, and perhaps other causes unknown 
to us, all lead to farther emigration, and in a 
populous hive this may take place three, and 
even four times. ‘The interval between the 
first and second swarm is from eight to twelve 
days, it is of a shorter duration between the 
second and third, and still less between the 
third and fourth; in fact, when a fourth 
does take place it is almost always on the day 
following the departure ofthe third. It may 
appear surprising that a hive can swarm so 
often, without being much weakend. 'The 
