The island of Giannutri is also called the island of seagulls. The real is the largest and lives in colonies along the coasts, but is less widespread gull Corsican. In fact, nests in about 450 couples to Capraia, Giglio and Pianosa. Most deep Giannutri are protected by the Park and keep a fish. The island has a typical shape of a crescent, a great little more than 260 hectares and its unspoiled ecosystem is part of the municipality of Isola del Giglio.