Spesies Species 2000 Global Invasive Species Database Species II Endangered Species Act Species (film) Species Plantarum The Female of the Species (film) World Register of Marine Species Invasive Species Compendium Genetics and the Origin of Species On the Tendency of Species to form Varieties; and on the Perpetuation of Varieties and Species by Natural Means of Selection Mammal Species of the World CITES Asal-usul Spesies Undang-Undang Konservasi Keragaman Hayati dan Perlindungan Lingkungan Hidup 1999 Kurva spesies-area Komisi Penyelamatan Spesies IUCN Daftar merah IUCN