Native to:
Angola,
Assam,
Bangladesh,
Benin,
Bismarck Archipelago,
Borneo,
Botswana,
Burkina,
Burundi,
Cabinda,
Cambodia,
Cameroon,
Cape Provinces,
Caprivi Strip,
Central African Republic,
Chad,
China South-Central,
China Southeast,
Congo,
Cook Is.,
Djibouti,
DR Congo,
East Himalaya,
Egypt,
Equatorial Guinea,
Eritrea,
Eswatini,
Ethiopia,
Fiji,
Free State,
Gabon,
Ghana,
Guinea,
Guinea-Bissau,
Gulf of Guinea Is.,
Hawaii,
India,
Ivory Coast,
Jawa,
Kenya,
KwaZulu-Natal,
Laos,
Lesser Sunda Is.,
Liberia,
Madagascar,
Malawi,
Malaya,
Maldives,
Mali,
Maluku,
Marshall Is.,
Mauritius,
Mozambique,
Myanmar,
Namibia,
Nansei-shoto,
Nepal,
New Caledonia,
New Guinea,
New South Wales,
Niger,
Nigeria,
Northern Provinces,
Northern Territory,
Oman,
Philippines,
Queensland,
Rwanda,
Réunion,
Saudi Arabia,
Senegal,
Sierra Leone,
Socotra,
Solomon Is.,
Somalia,
South Australia,
Sri Lanka,
Sudan-South Sudan,
Sulawesi,
Sumatera,
Taiwan,
Tanzania,
Thailand,
Togo,
Tonga,
Tubuai Is.,
Uganda,
Vanuatu,
Victoria,
Vietnam,
West Himalaya,
Western Australia,
Yemen,
Zambia,
Zimbabwe
Extinct in:
Norfolk Is.
Introduced into:
Belize,
Bolivia,
Brazil Northeast,
Caroline Is.,
Colombia,
Comoros,
Costa Rica,
Cuba,
Dominican Republic,
El Salvador,
Florida,
Galápagos,
Gilbert Is.,
Guatemala,
Haiti,
Honduras,
Jamaica,
Leeward Is.,
Madeira,
Marianas,
Marquesas,
Mexico Northeast,
Mexico Southeast,
Mexico Southwest,
Nicaragua,
Niue,
Panamá,
Puerto Rico,
Samoa,
Seychelles,
Society Is.,
St.Helena,
Tokelau-Manihiki,
Trinidad-Tobago,
Tuamotu,
Venezuela,
Venezuelan Antilles,
Wake I.,
Wallis-Futuna Is.,
Windward Is.