Free: Contests & Raffles.
Neither expanded at all, neither penetrated more than 3 inches, nor did they kill the bear.
Back to the original topic, 357 vs 41mag on deer? I've used both (as I owned a 41 and Dad owned a 357) on whitey does and both seemed to work fine, but if I had the coice or was buying a gun specifically for hunting deer, I'd get the 41mag.