Show ovila ors wb webs the webs of those spi dersi which split snares out of doors ai an tha the geometrical earil gard a spider are formed of two sorts of silk one 0 cf f which ti is mcd used for tho th main cables and the tb radiating threads the other tor for the concentric threads th the latter ar are with minute glo globule glob of a viscous i cou which retains the fly by gnat goat or moth that may blander lunder li gatet them while the former an are quite dry and harmless A third adud of silk to I 1 produced by the busy little olenner ii inner when ome some luch such large insect as a a wap wasp hai has become en tangled in the web and threaten threatens to broil break the delicate structure in lc its ani ties le till this takes the form of an anvel plug aping mm miss 1 to Pud suddenly denly produced and which effectually prevents vaunt oay tiny further gyrations alloin ou on the part of the captured insect cornhill Coro hlll |