330 



Relations within the Species 



Photo Alfred M. Bailey, National Audubon Society 



Fig. 9.8. Breeding groups of sea lions on San Benitos Island off the west coast of 

 Mexico, Each bull sits erect guarding his territory and presiding over his harem 



and pups. 



Photo U. S. National Park Seriire 



Fig. 9.9. Bull elk and his harem in Rocky Mountain National Park in late 



September. 



