A new species of black endemic iguanas in Caribbeans is proposed for urgent conservation. A newly discovered endemic species of melanistic black iguana (Iguana melanoderma), discovered in Saba and Montserrat islands, the Lesser Antilles (Eastern Caribbean) appears to be threatened by unsustainable harvesting (Including pet trade) and both competition and hybridization from escaped or released invasive alien iguanas from South and Central America. Scientists call for urgent conservation measures. Source 3h.