Native to:
Aldabra,
Angola,
Assam,
Bangladesh,
Botswana,
Burundi,
Cambodia,
Cameroon,
Caprivi Strip,
Central African Republic,
China Southeast,
Comoros,
Congo,
Djibouti,
DR Congo,
Equatorial Guinea,
Eritrea,
Eswatini,
Ethiopia,
Gabon,
Ghana,
Guinea,
Gulf of Guinea Is.,
India,
Ivory Coast,
Jawa,
Kenya,
KwaZulu-Natal,
Laccadive Is.,
Laos,
Liberia,
Madagascar,
Malawi,
Maldives,
Mauritius,
Mozambique,
Namibia,
Nepal,
Nigeria,
Northern Provinces,
Rwanda,
Senegal,
Sierra Leone,
Somalia,
Sri Lanka,
Sudan-South Sudan,
Sumatera,
Taiwan,
Tanzania,
Thailand,
Togo,
Uganda,
Vietnam,
Yemen,
Zambia,
Zimbabwe
Introduced into:
Andaman Is.,
Aruba,
Benin,
Bismarck Archipelago,
Bolivia,
Brazil North,
Brazil Northeast,
Brazil South,
Brazil Southeast,
Brazil West-Central,
Burkina,
Cape Verde,
Chad,
Cook Is.,
Cuba,
Dominican Republic,
El Salvador,
Gambia,
Guinea-Bissau,
Hawaii,
Jamaica,
Leeward Is.,
Malaya,
Marquesas,
Mexico Gulf,
Mexico Southwest,
Netherlands Antilles,
New Caledonia,
New Guinea,
Niger,
Panamá,
Queensland,
Samoa,
Society Is.,
Tonga,
Trinidad-Tobago,
Tuamotu,
Vanuatu,
Windward Is.