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
Death on the Rock to air. "Death on the Rock" was ultimately broadcast in the United Kingdom on schedule, at 21:00 on 28 April 1988, six weeks after the shootings. The programme opened with excerpts from two of the interviews prior to the title sequence, followed by an introduction from Jonathan Dimbleby, who told viewers that the evidence presented in the programme was "of critical importance for those who wish to find out what really happened in Gibraltar last month". The commentary cut to Manyon, who introduced Styles and discussed the impact the IRA's bomb would have had, and then to Noreen Hill, whose