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
Monkey on My Back Monkey on My Back "Monkey on My Back" is a song by American hard rock band Aerosmith. Written by lead singer Steven Tyler and lead guitarist Joe Perry, the song was released on the band's 1989 album "Pump". It was released as a promotional single to rock radio in 1990, where it reached No. 17 on the Mainstream Rock Tracks chart. The song is one of Aerosmith's most straightforward songs about how the band overcame drug abuse and addiction, and got the "monkey off their back." In the video "The Making of Pump", Steven Tyler discusses how it was one