Of course one of the key question of long time residence on other planets will be the question of food. By bringing cattle and making it fit to live on alien surfaces by means of technology, we are getting ready!

After extensive computer modelling and over a dozen midnight milkings, engineers have designed, built, and now tested the new Lunar Grazing Module (LGM), a multi-purpose celestial bovine containment system.

http://apod.nasa.gov/apod/astropix.…