HEREDITY OF WILDNESS AND SAVAGENESS IN MICE 



17 



wlldness and savageness than the Fsa. If the assumption 

 that there was some wild blood in the tame parents of Series 



TABLE S 

 Summary of Results for the Three Generations of Scries B 



Average number tests, 4.62 

 Range of tests, 



2-5 First test 



Average age in days: 



First test, Average 1 and 2 . . 



37.18 

 Last test, 81.09 



Average all 



201 Fib (195) 



Males and Average 3, 4 and 5 

 females 



Last test 



Average number tests, 4.95 

 Range of tests, 



2-5 First test 



Average age in days : 



First test. Average 1 and 2. . . 



40.66 

 Last test, 87.15 



Average all 



233 Fab (232) 



jNIales and Average 3, 4 and 5 

 females 



Last test 



Average number tests, 4.70 

 Range of 



tests, 2-5 First test 



Average age in days: 



First test. Average 1 and 2. . . 



41.12 

 Last test, 77.62 



Average all 



50 Fsb (48) 



Males and Average 3, 4 and 5 . 

 females 



Last test 



Distribution of mice in 

 grades: 



Av. 



3.94 



3.83 

 3.56 



3.36 

 3.37 



3. 



3.75 

 3.50 

 ■i .62 

 3.12 



3.98 



4.69 



4.07 



3.62 

 42 



111 

 99 



101 



111 

 113 



87 

 63 



29 



3i 

 24 



SAVAGENESS 



Distribution of mice in 

 grades: 



Av. 



4.02 



3.82 

 3.20 



2.73 

 2.63 



4.21 



3.93 

 3.40 

 3.03 



62 



845 

 3882 



92045 58 

 33113560 



78 



69 



22 



18 

 22 



11 



53 



27 



74059 

 6304655 



2.48492031 

 4.60 



4.19 



3.74 



3.41 

 3.20 



112 



117 

 41 

 37 

 35 



34 



23 

 12 



11 

 91 15 



A is correct, these results are directly opposed to the results 

 Professor Yerkes obtained with the rats.^ 



^ Robert M. Yerkes, The Heredity of Savageness and Wildness in Rats. The 

 Journal of Animal Behavior, iii. No. 4, page 293. 



