XXIV 



CONTENTS. 



LETTER XVI. 



SoriETiEs OF INSECTS. 

 1. Imperfect societies 



Associations for company 

 of males 

 for emigrating 

 of Caterpillars 

 Aphides 

 Lady-birds 

 Turnip Saw-flies 

 Dragon -flies 

 Frog-hoppers 

 Beetles 

 Butterflies 

 Field Bugs 

 Locusts 



for mutual assistance 

 Ateuchus pilularius 

 Caterpillars 



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LETTER XVII. 

 SOCIETIES or INSECTS continued 



2. Perfect societies ( White Ants and Ants) 



White Ants. 



Individuals composing the society 



Establishment of colonies 



Building and repairing habitations 



Collecting food 



Defence of habitations 



Termes lucifugus 



Ants. 



Storing up food - 



(Gould's "English Ants") 

 Individuals composing the society 

 Formation of new societies Winged Ants 

 Language .... 

 Affections and aversions 

 Formic acid ... 



Wars .... 



Slave-making ... 



Milch Cattle Aphides, &c. 

 Emigrations - . 



Working all night ... 

 Roads and track-ways 

 Strength and perseverance 

 Bridge-making ... 



Repose and sleep ... 

 Sports and games 



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