The article just recommended a .30 cal. There is no legal restriction and there is no limit. The department of game and fish use helicopters and low flying airplanes to try and thin them out. They are costing $billions in damage so they are just trying to kill as many off as possible. The only laws regarding pigs is that it is illegal to introduce any in the state.
If my 6.8spc would work, that is my go-to gun.
Well done is better than well said - Benjamin Franklin
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