^^ THE NEW EVOLUTION f^'^^^ 



the female in suitable situations, but the young receive 

 no parental care. 



These few examples of the extreme development of 

 special contacts and of the tendency of the entire 

 organization and life history of an animal type to 

 become concentric about the organs most concerned in 

 the interpretation and reception of the stimuli or the 

 physical benefits received through special contacts 

 show the necessity for a careful appraisal of each 

 animal type in terms of the details of its environment. 



[so] 



