II 



WHAT IS MEANT BY ANIMAL EXPERIMENTATION 



The best of this knowledge which pertains to 

 the biologic sciences has come from the study 

 of living animals. It is my purpose to deal 

 with the human side of the question, although 

 it should be borne in mind that the biologist, as 

 well as the physiologist and physician, studies 

 living animals of every kind under both natu- 

 ral and artificial conditions, and that zoology 

 is advanced through these studies. The most 

 active animal experimentation is being carried 

 on by the biologists, who are studying animals 

 of every species under many conditions. The 

 progress and the teaching of biology are built 

 upon the study of the lives of animals. 



All animals are so closely linked by the 

 bonds of kinship that information gained from 

 one is applicable to the others. Something can 

 be learned that has a bearing on man, from 

 every living thing. The work which is being 

 carried on by biologists in studying and ex- 



5 



Biology 

 requires 

 animal 

 study. 



Knowledge 

 applicable 

 to man. 



