Rock of Gibraltar to describe an entity that is very safe or firm. The motto of the Royal Gibraltar Regiment and Gibraltar itself is "Nulli Expugnabilis Hosti" (Latin for "No Enemy Shall Expel Us"). Approximately 40% of Gibraltar's land area was declared a nature reserve in 1993. The flora and fauna of the Gibraltar Nature Reserve are of conservation interest and are protected by law. Within it is a range of animals and plants, but the highlights are the Barbary macaques (the famous "Rock apes"), the Barbary partridges, and flowers such as Gibraltar's own Chickweed, Thyme and the Gibraltar Candytuft. The Barbary macaques
History of Gibraltar sand dunes supporting an abundant variety of animals and plants. Neanderthals are known to have lived in caves around the Rock of Gibraltar; in 1848 the first known adult Neanderthal skull, and only the second Neanderthal fossil ever found, was excavated at Forbes' Quarry on the north face of the Rock. Had the skull been recognised for what it was, the species might have been named Gibraltarians rather than Neanderthals. The date of the skull is unclear but it has been attributed to around the start of the last glacial period about 50,000 years ago. More Neanderthal remains have been