THE REPRODUCTIVE ORGANS 



393 



Hi 



Z7- 



o 



° 1- 



® 



O 



® ® ® 



® 



® 



® ® 



® , 



® *- -® 



® ® 



® ® 



® 



®® ® 



® 



®. 



® ® ® 



®® 



% 



® 

 ® 





-r- 



-r 



1 2 -i 1 



LENGTH OF FOETUS PRESENT IN THE UTERUS IN METRES 



Fig. 128. Fin whales. Mean diameter of corpora lutea in ovaries of pregnant females, 



and length of foetus. 



(For meaning of symbols see Fig. 127.) 



