I don't own an AR-15, but I hunt coyotes and pigs with my Mini-14.
Also, a really good friend of mine who has been my hunting partner more times than not hunts the aforementioned coyotes and pigs with his AR-15.
NRA Life Member
Big Sister: "Everyone in America is fine with the .30-30, except Mack. He has to shoot that .35 because that extra point zero fives inches will matter on Bigfoot."