Yellow Yellow is actually dead now, but her cubs may have picked up her technique....

There is a bear in Kings Canyon that will turn the Bear Vault on its side and bounce on it to pop the lid off. Very different than biting off the tabs the way Y-Y did. The rangers will warn you to put the BV inside bear lockers while staying in Paradise Valley.
_________________________
"In the beginner's mind there are many possibilities. In the expert's mind there are few." Shunryu Suzuki

http://hikeandbackpack.com