New Guinea http://purl.bioontology.org/ontology/MESH/D009512 https://en.wikipedia.org/wiki/Category:New_Guinea https://en.wikipedia.org/wiki/New_Guinea https://www.wikidata.org/wiki/Q40285 The world's second largest island, having become separated from the Australian mainland when the area now known as the Torres Strait flooded after the last ice age. The western half of the island contains the Indonesian provinces of Papua and West Papua, while the eastern half forms the mainland of the independent country of Papua New Guinea. Melanesia