Thousands of years ago humans domesticated every possible large wild mammal species fulfilling all those criteria and worth domesticating with the result that there have been no valuable additions of domestic animals in recent times despite the efforts of modern science.
A man acquainted with history may in some respect be said to have lived from the beginning of the world and to have been making continual additions to his stock of knowledge in every century.
Our history is that we can very aggressively if necessary and openly and democratically discuss our differences. We have a democratic history in which we come together and vote on these things.