Are you sure it was shot? My cat has a wound that looks similar (hard to really see in the pic) on his front leg - BB size hole - space - BB size hole but the vet says it was likely a bite from another cat. He is B&W like your cat too.
"How fortunate for leaders that men do not think."
- Adolf Hitler
Let me tell you, when a wild (you think) Bobcat jumps up, lays in your lap and starts purring, you by-God pet that Bobcat. - Eric