The games changed because people, places, and things in time have been progressing, obviously. The world was becoming much more civilized so like many other things it was time for an more modern...
In most countries it would be illegal to donkey punch a donkey. Because being sexually involved with an animal is considered bestiality and donkey punching a donkey is animal cruelty. But to answer...
Yes, This is where new donkeys come from. You are confusing a donkey with a mule - which is the offspring of a donkey / horse pairing. And no they cannot breed .....