DISCOVERY REPORTS 



19 20 



LENGTH OF WHALE IN METRES 



Fig. 120. Blue whales. Weight of ovaries in whales of different lengths. 

 # Immature whales. o Mature whales (riot pregnant). 



LENGTH OF WHALE IN METRES 



Fig. 121. Fin whales. Weight of ovaries in whales of different lengths. 

 • Immature whales. o Mature whales (not pregnant). 



