Native to:
Assam,
Bangladesh,
Bismarck Archipelago,
Borneo,
Cambodia,
China South-Central,
China Southeast,
Christmas I.,
Hainan,
India,
Jawa,
Laos,
Lesser Sunda Is.,
Malaya,
Maluku,
Myanmar,
Nepal,
New Guinea,
Northern Territory,
Philippines,
Queensland,
Sri Lanka,
Sulawesi,
Sumatera,
Taiwan,
Tanzania,
Thailand,
Vietnam,
West Himalaya,
Western Australia
Introduced into:
Andaman Is.,
Angola,
Benin,
Burkina,
Cabinda,
Cameroon,
Comoros,
Congo,
Cuba,
Dominican Republic,
Florida,
Gabon,
Ghana,
Guinea,
Gulf of Guinea Is.,
Haiti,
Hawaii,
Ivory Coast,
Jamaica,
Leeward Is.,
Mauritius,
New Caledonia,
Nicobar Is.,
Nigeria,
Pakistan,
Puerto Rico,
Rodrigues,
Réunion,
Sierra Leone,
Togo,
Trinidad-Tobago,
Venezuela,
Venezuelan Antilles,
Windward Is.,
Zaïre