Of Flies. 51 
The lamellated antennae of fome, the cavelated of 
ethers, the neatly articulated and the feathered or tufted 
of others, are exceedingly beautiful when viewed through 
9 l microfcope. 
And in fome thefe antennae diftinguilh the fexes k , for 
in the gnat kind all tliofe with tufts, feathers, or brufh 
horns, are -males; and thofe with Ihort Tingle fhafted 
antennae, are females. 
Flies of any kind may be examined in the microfcope, 
by hacking them upon the point, or pinching any part of 
them between the nippers, and fo applied to the magnifier 
ander the reflecting concave, if it be opake. And if you 
are defirous to keep its head, or any other part, it may 
be ftuck with gum water upon a piece of card. 
It is very obfervable, that infeCts take particular care 
to depofite their eggs or feed in fuch places, where they 
may have a fufficient incubation, and where the young, 
when hatched, may have the benefit of proper food till 
they become able to fhift for themfelves. Thofe whole 
food is in the water, lay their eggs in the water; thofe 
to whom fleih is a proper food, in ftefti ; and thofe to 
whom the fruits or leaves of vegetables are food, are 
accordingly repofited, fome in this fruit, fome in that 
tree, and fome in that plant, and fome in another, but 
conftantly the fame kind in the fame tree, &c, 
As for others that require a more conftant and greater 
degree of warmth, they are provided by the parent animal 
with fome place in or about the body of other animals; 
fome in the feathers of birds, fome in the hair of beafts, 
fome in the feales of fifties, fome in the nofe, fome in 
the flefh, nay fome in the bowels and inmoft recedes of 
man, a*id other creatures. And as for others, to whom 
E 2 none 
f Derham’s Phy, Theo. p. 373. 
