Of Flies. 
none of thefe methods are proper, they make them nelfs 
by perforation in the earth, in wood, in combs, and tire 
like, carrying in, and fealing up provifions, that ferve 
both for the production of their young, and for their food 
when produced. 
In flies, butterflies, &c. it is obferved there is a kind 
of gluten, by which the female fattens her eggs to the 
bearing buds of trees, &c. fo that the rains cannot wafh 
them off, nor the fevereft froft hurt them. 
Of infects that infefl fruit and other trees. 
H E S E infedts are of the ichnumon fly tribe; that 
JL generated in the plumb, is black, of a middle fize, 
its body near three tenths of an inch long, its tail not 
much leis, confifting of three brrftles, wherewith it con¬ 
veys its eggs into fruit, its antennae long, flender, re¬ 
curved ; its belly longilh, tapering, fmall towards the 
thorax, legs reddilh, wings membraneous, thin and 
tranfparent, in number four. 
The blofloms of apples and quinces are infefted with 
■multitudes of fmall animals, fo likewife are the green 
leaves of goofe-berry, currant, cherry, grape, plumb, 
and other trees-, overftocked with- infinite numbers of thefe 
minute flies. Some blackifh, others green, fome winged, 
others without wings; feveral of which bring forth their 
young alive and perfect; for if their bodies be opened, 
feveral imperfeCt embrio’s may be found therein. Alfa 
InfeCts of a greenifh colour of the Ihape of fig. 88. but 
no bigger than a grain of fand when firfl: hatched, which 
at full growth appear to the naked eye of the fize of 
fig. 89, 
Thefe 
