North Solomon Islands between Bougainville (an autonomous region of Papua New Guinea) and the sovereign state of Solomon Islands, which is the successor state to the British Solomon Islands Protectorate renamed in 1975 prior to achieving independence in 1976. On 17 February 1568, the archipelago was discovered by Spanish explorer Alvaro de Mendaña y Neyra, who named its "Islas de Salomon". In April 1885 a German protectorate ("Schutzgebiet") was declared over the northern Solomon Islands: Bougainville, Buka, Choiseul, Santa Isabel and Ontong Java. In 1893 the British declared a protectorate over the southern Solomon Islands of New Georgia, Guadalcanal, Malaita and San Cristobal,
Malaita Like most Pacific islands, there are not large numbers of mammals. Apart from several species of bats, there are introduced species of pig, cuscus, and rodent. There are also dugong in the mangrove swamps, and sometimes dolphins in the lagoon. Additionally, there are a great number and variety of birds. Almost every family of avifauna were found in Ernst Mayr's 1931 survey. Several species of parrots, cockatoos, and owls are kept as pets. Some bird species are endemic to Malaita, such as the Malaita fantail. Reptiles and amphibians are common as well, especially skinks and geckos. Crocodiles were once common,