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
Crystal the Monkey "USA Today" called Crystal "Hollywood's Hottest Monkey" and the "Los Angeles Times" called her the most powerful pet in Hollywood". She is known for her roles in the 2006 film "Night at the Museum" and its sequels, "" (2009) and "" (2014), playing troublesome monkey Dexter (also playing another character, Able, in the second film). In the 2009 film, her character slapped Ben Stiller's, while her trainer encouraged her with "Get him! Get him! Hit him harder! Hit him harder!" Stiller joked that "I really dislike the monkey. There's no way to feel great about having a monkey slap your