First, it is dark, meaning that it is not in the form of stars and planets that we see. Observations show that there is far too little visible matter in the Universe to make up the 27% required by the observations. Second, it is not in the form of dark clouds of normal matter, matter made up of particles called baryons.
Livestock[edit] The raising of livestock, sheep (the traditional mainstay for generations of Icelandic farmers) and cattle (the latter grew rapidly in the 20th century), is the main occupation, but pigs and poultry are also reared; Iceland is self-sufficient in the production of meat, dairy products and eggs.
Breeds of Livestock - Africander Cattle. Breeds of Livestock - Africander Cattle. Africander. Also Known As: Afrikaner (Afrik.) The Africander is a native South African breed. It belongs to the Sanga type and is used primarily for meat production. The breed is usually red with long lateral horns. Sanga cattle, in huge herds, were owned by the Hottentots when the Dutch established the Cape Colony in 1652.