3^^ 



Darwin, and after Darwin. 



attitudinizings that it is scarcely possible to doubt their 

 object is to incite the opposite sex. Here, for instance, 





Fig. 12 2. — Courtship of Spiders. A few examples of some of the 

 attitudes adopted by different species of males when approaching their 

 females. (After Peckham.) 



is a series of drawings ilhistrating the courtship of 

 spiders. I choose this case as an example, partly 



