Yes
Snipes are a type of bird ; see related link below .
Yes, explorers used to go on Snipe hunts, and if they were able to shoot one, they were referred to as a sniper which is how the term came to be used for military sharp shooters.
Yes, the snipe is a type of bird. Don't believe me? search it up on wikipedia!
Wesley Snipes full name is Wesley Trent Snipes.