Rock of Gibraltar may have originated from an escape of North African animals transported to Spain; it is also possible that the original Gibraltar macaques are a remnant of populations that are known to have spread throughout Southern Europe during the Pliocene, up to 5.5 million years ago. Some animals of the Rock have been reintroduced by the Alameda Wildlife Conservation Park who have three Barbary macaques. The Rock of Gibraltar, at the head of the Strait, is a prominent headland, which accumulates migrating birds during the passage periods. The vegetation on the Rock, unique in southern Iberia, provides a temporary home for
The Yellow Monkey large compilation "Mother of All the Best", which included three discs with some singles, all b-sides, some demo-version songs and live performances. The Yellow Monkey officially announced their disbandment on July 7, 2004. A two-disc tribute album titled "This is For You ~ The Yellow Monkey Tribute Album" was released on December 9, 2009, featuring artists such as Mucc, Fujifabric, 9mm Parabellum Bullet, Morgan Fisher and Kreva. Their song "Jam" was covered by Chemical Pictures on the album "Crush! 2 -90's V-Rock Best Hit Cover Songs-", which was released on November 23, 2011. In 2012, a remix of their first