THE EGG. 



and period of hatching, and on .ach of these question. 

 we will say a few words. 



1. M.Tz,o.s OP ExcLusio..-By far the greater num- 



■ tel!"" t' '"r """ "^^^ ^'"^'y- ^' 1-g- «r shorter 

 intervals. In tho.,e tribes which place their eggs in 

 groups, as n.ost butterflies and n.oths and many beetles, 



tLZ '\ "" ^'•"r^^'"^-"^ 1-'- -Pidly, whiL among 

 nid '""f^T'^' "-"• "SSS singly, as the IckneuJ. 

 mda^ and ffi.*v, intervals of some minutes or hours may 

 intervene between each. ' 



Some insects as the Grain Fly (Tipula) project their 

 eggs several inches from tlieir bodies. ' ^ ■' 



necklace, fastened together by glutinous matt... Some 

 reforTurr id ^^s!" ^" '"'-' ^^ ^^^^^ 



EGGS OF THE IITDROCS PICEITS. 



2. SiijAiio.N-.-Some insects deposit their eg<.s in 

 bags, and others spread around them a liquid thaffard 

 «ns into an envelope. A few carry them about w^ 1 m 



epmei. A moth, common to the willow, quite 



