Any kind of vegetable! And you can buy piggy treats!
Freisian cows breed just like any other cows do. See the related question below.
Like any other animals have babies.
NO. Cows drown just like any animal drowns, which is via their respiratory tract.
Depends on what's available in your area, and what you consider as a treat that can be fed to them. Treats can be grain, alfalfa cubes, alfalfa pellets, etc.
Cows live like any other animal.
cows cows cows
Marrow. Just like with any endoskeletal animal.
Grass, just like any cow would.
Well the marshmellows contain gelatin which normally comes from pigs and cows.
Scotland does not have cows.