Animal Science and Breeding, the study of the biology of animals controlled by humankind and their reproduction, is one of the most ancient "subjects" on this list. A degree program in Germany allows you to take a scientific approach to this time-honored human endeavor and learn how animals and their responsible use can help the earth's population both now and in the future. With an increasing focus on sustainability and how technology can increase efficiency and well-being for both animals and humans, and need for highly-educated professionals in the field, there has never been a better time to enter the field of Animal Science!