C 66 3 
They come forth out of the ground in the night > 
being then fecure from being difturbed by fo many 
creatures, that prey on them, whilft they are 
under the operation of exchanging one {late 
for another. From the tenth of May to the fif- 
teenth, they are obferved to be fpread all over the 
country. 
As foon as the dew is exhaled, the Cicadae are 
very active, flying about from tree to tree. The male 
makes a finging noife, calling the female, which 
he effects by a tremulous motion he gives to two 
bladders, filled with air, under his wings. From 
their numbers the noife is fo loud and troublefome, 
that it interrupts converfation with a continual dinn, 
from morning to evening. They continue coupling to 
the fixteenth of May: foon after the males difap- 
pear, and the females lay their eggs. They are much 
larger than the males. 
They never could be perceived eating any thing ; 
yet, as they are furnifhed with a long probofcis, which 
they frequently extend, they may fuck the dews, 
or the farina of flowers. 
The male, in coupling, hath, at the end of his 
tail, two hooks, with which he enters between the 
rings, that furround the body of the female. Thcfe, 
fpreading internally, confine them long together; 
which may be requifite, as there is a great number 
of eggs to impregnate, fome fay fix or l'even 
hundred. 
Soon after this work- is over, the female begins 
laying her eggs. To afiift her in this operation, the is 
armed with a dart near half an inch long, fixed be- 
tween her breafl and belly, and which extends to the end 
of 
