550 



more. The average zoo of any size usually has at least a trio or more : some, like 

 Bast Berlin, have a dozen. (4) 



Breeding potential in captivity: Breeds readily in zoos. (4) 



References: 



1. Burton, 1962. 



2. Harington, 1964. 



3. Uspensky, 1965. 



4. Marvin L. Jones in litt. 13/4/64. 



5. G. P. Dementiev in litt. — /4/65. 

 Thalarctos maritimus ; MA/9 HALA/MAR. 



POLAR BEAR KILL IN ".LAS-'.A, 1966-1969 * 



250 



200 . 



150 . 



0) 



i< 



ui 

 u 

 m 



0) 



n 



o 



u 



0) 

 J3 



100 



50 • 



Total killed, male 

 and female 



Av. age of males 



Total males killed 



Av. age of 

 females killed 



Total females 







00 





* Source - Paper submi^.^r. 

 at 1970 lUCN Conference, h 



,6 





■f-i 



w 

 u 



0) 



0) 



en 



< 



a .z of. Alaska 



