The Life of the Caterpillar 



the newest comers are ready to repeat their 

 nocturnal expeditions a second time and a 

 third. Where will they go first, these vete- 

 rans of a day? 



They know all about the meeting-place of 

 yesterday. One is inclined to think that they 

 will go back to it, guided by memory, and 

 that, finding nothing left, they will proceed 

 elsewhither to continue their investigations. 

 But no : contrary to my expectations, they do 

 nothing of the sort. Not one reappears in the 

 place which was so thickly crowded last night; 

 not one pays even a short visit. The room is 

 recognized as deserted, without the prelimi- 

 nary enquiry which recollection would seem 

 to demand. A more positive guide than me- 

 mory summons them elsewhere. 



Until now the female has been left exposed, 

 under the meshes of a wire gauze. The visit- 

 ors, whose eyes are used to piercing the black- 

 est gloom, can see her by the vague light of 

 what to us is darkness. What will happen if 

 I imprison her under an opaque cover? Ac- 

 cording to its nature, will not this cover either 

 set free or arrest the tell-tale effluvia? 



Physical science is to-day preparing to 

 give us wireless telegraphy, by means of the 

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