Sure, the milk is nutritious but there's not enough from a rabbit to be worth bothering with for a human. And milking rabbits would not be like milking cows. Cows, and even many goat and sheep, stand relatively still to be milked. Rabbits can't and won't and there's no good way to make them.
The theory that wine was discovered by accident is most likely correct because wine grapes contain all the necessary ingredients for wine, including pulp, juice, and seeds that possess all the acids, sugars, tannins, minerals, and vitamins that are found in wine.
Here is a little breakdown for what type of yeast works well with which fruit: Montrachet: A very good general use wine yeast for most fruits. When in doubt use this yeast. One of the more neutral yeasts available so that the fruit flavor is what comes through the most. Cotes Des Blanc/ K1V-1126: These yeast strains are very good for fruit that produces a white wine look at the end. Wines such as apple or pear will work very well with this strain of yeast.