Native to:
Andaman Is.,
Angola,
Assam,
Bangladesh,
Benin,
Borneo,
Botswana,
Burundi,
Cabinda,
Cambodia,
Cameroon,
Cape Provinces,
Caprivi Strip,
Central African Republic,
China South-Central,
China Southeast,
Congo,
Djibouti,
East Himalaya,
Eritrea,
Ethiopia,
Free State,
Gabon,
Ghana,
Guinea,
Guinea-Bissau,
Gulf of Guinea Is.,
Hainan,
India,
Ivory Coast,
Jawa,
Kenya,
KwaZulu-Natal,
Laos,
Lesser Sunda Is.,
Liberia,
Madagascar,
Malawi,
Malaya,
Maluku,
Mozambique,
Myanmar,
Namibia,
Nepal,
New Guinea,
Nicobar Is.,
Niger,
Nigeria,
Northern Provinces,
Northern Territory,
Philippines,
Queensland,
Rwanda,
Senegal,
Sierra Leone,
Somalia,
Sri Lanka,
Sudan,
Sulawesi,
Sumatera,
Swaziland,
Tanzania,
Thailand,
Tibet,
Togo,
Uganda,
Vietnam,
West Himalaya,
Western Australia,
Zambia,
Zaïre,
Zimbabwe
Introduced into:
Alabama,
Argentina Northeast,
Argentina Northwest,
Ascension,
Bahamas,
Belize,
Bolivia,
Brazil North,
Brazil Northeast,
Brazil South,
Brazil Southeast,
Brazil West-Central,
Caroline Is.,
Chad,
Colombia,
Comoros,
Cook Is.,
Costa Rica,
Cuba,
Dominican Republic,
Ecuador,
El Salvador,
Fiji,
Florida,
Galápagos,
Gambia,
Guatemala,
Guyana,
Haiti,
Hawaii,
Honduras,
Jamaica,
Leeward Is.,
Madeira,
Marianas,
Marquesas,
Mauritius,
Mexico Central,
Mexico Gulf,
Mexico Northeast,
Mexico Southeast,
Mexico Southwest,
New Caledonia,
Niue,
Ogasawara-shoto,
Pakistan,
Panamá,
Paraguay,
Peru,
Puerto Rico,
Rodrigues,
Réunion,
Samoa,
Seychelles,
Society Is.,
Southwest Caribbean,
Suriname,
Taiwan,
Texas,
Tonga,
Trinidad-Tobago,
Vanuatu,
Venezuela,
Venezuelan Antilles,
Wallis-Futuna Is.,
Windward Is.