THE SEI WHALE 



247 



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5 



C 



o 

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c 

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10- 



• Resting 



® Ldctdting" 



o Ovulating 



® I m mature 



e Just preg"ndnt for first tinne 



9 ••• 

 • • •• 



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• • 



• • • 



• • MI • 



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39 



1 1 1 1 1 



2 14 16 



Total Length in metres 



Fig. 72. Sei whale. Females. Mean diameter of uterine cornua. 



20- 



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c 



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c 



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• Non-parous 



• Involuted 

 O Ovuldfing 

 ® Ldctating" 



• • •• 



• aMl • • • •• 



* *• • * M iHo 



13 



16 



14 15 



Total Length in metres 



Fig. 73. Sei whale. Thickness of mammary gland. 



