SPECIFIC AND NONSPECIFIC RESISTANCE 



40- 



3381- 



Rectal 



Respirator y^Cavity 



-// • 



V / A 



Skim 



J L 



5 

 DAYS 



10 



±-yA L 



45 



Figure 9. Effect of grouping (5 mice/group) on average temperatures of mice main- 

 tained at 2° C ± 1° C. 



Figure 10. Effect of single caging on average temperatures of mice maintained 

 at 2° C ± 1° C (average of 10 mice). 



167 



