The little bush moa was once one of the biggest birds in the world—about the size of a modern turkey, they went extinct shortly after the arrival of human settlers in New Zealand. Prior to that ...

so a 3 MOA dot covers 3 inches at 100 yards, and doing the math would cover about 1.2 inches at 40 yards, a fairly common distance for a modern turkey shotgun. Not coincidentally, that’s roughly the ...