Wouldn't you suspect that if there wasn't a high fence between Kruger and Donnie’s property that they'd have more than just the very occasional Kruger lion on the property? What about elephant and rhino? Do they not leave Kruger onto Egonyameni because of the no trespassing signs?
Nobody but you mentioned canned hunting as 25,000 acres is plenty of land for free roaming style hunting. But there are very few if any private hunting properties in R.S.A. that are not high fenced with at least a perimeter fence.
And yes these properties do get the occasional visitor from neighboring parks. Fences get knocked down, floods and elephants are the primary culprits.
Velocity is thrilling, But diameter does the real killing.