More Hunting Wasps 



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The predominant game is the Praying 

 Mantis, green; next comes the Grey Man- 

 tis, ash-coloured. A few Empusas make up 

 the total. The specimens vary in dimensions 

 within fairly elastic limits : I measure some 

 which are a third to a half inch long, aver- 

 aging two-thirds to one inch long, and some 

 which are two-fifths, averaging three 

 quarters. I see pretty plainly that their 

 number increases in proportion as their 

 size diminishes, as though the Tachytes were 

 seeking to make up for the smallness of the 

 game by increasing the amount; none the less 

 I find it quite impossible to detect the least 

 equivalence by combining the two factors 

 of number and size. If the huntress really 

 estimates the provisions, she does so very 

 roughly; her household accounts are not at 



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