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.
Icelandic is the official language of Iceland. It is an Indo-European language, belonging to the sub-group of North Germanic languages.It is closely related to Norwegian and Faroese, although there are slight traces of Celtic influence in ancient Icelandic literature.Icelandic is an insular language, and as such, has not been influenced greatly by other languages.t is an Indo-European language, belonging to the sub-group of North Germanic languages. It is closely related to Norwegian and Faroese, although there are slight traces of Celtic influence in ancient Icelandic literature. Icelandic is an insular language, and as such, has not been influenced greatly by other languages.