Dostupné online. Panthera tigris ssp. sumatrae. http://www.iucnredlist.org/details/15966/0 http://www.iucnredlist.org/details/15966/0 Dostupné online Panthera tigris ssp. sumatrae IUCN Red List les tigres de Sumatra Sumatran tiger Sumatran tiger Sumatran tiger http://www.iucnredlist.org/details/15966/0 uitstervende Sumatraanse tijger http://www.iucnredlist.org/details/15966/0 Panthera tigris ssp. sumatrae International Union for Conservation of Nature Sumatran tigers considered critically endangered Dostupné online. Sumatran Tiger Sumatran tiger Panthera tigris ssp. sumatrae. Sumatran tiger http://www.iucnredlist.org/details/15966/0 IUCN Red List Panthera tigris ssp. sumatrae IUCN Red List International Union for the Conservation of Nature International Union for Conservation of Nature IUCN Red List Sumatran tiger Sumatran tiger IUCN's Red List IUCN's Red List IUCN's Red List Sumatran tiger