Native to:
Angola,
Assam,
Bangladesh,
Benin,
Botswana,
Burkina,
Burundi,
Cambodia,
Cameroon,
Cape Provinces,
Cape Verde,
Central African Repu,
Chad,
China South-Central,
China Southeast,
Christmas I.,
Congo,
East Himalaya,
Eritrea,
Ethiopia,
Free State,
Gabon,
Gambia,
Ghana,
Guinea,
Guinea-Bissau,
Gulf of Guinea Is.,
Hainan,
India,
Ivory Coast,
Japan,
Kazan-retto,
KwaZulu-Natal,
Laos,
Lesotho,
Lesser Sunda Is.,
Liberia,
Malawi,
Malaya,
Mali,
Mauritania,
Mozambique,
Myanmar,
Nansei-shoto,
Nepal,
Niger,
Nigeria,
Northern Provinces,
Ogasawara-shoto,
Philippines,
Rwanda,
Senegal,
Sierra Leone,
South China Sea,
Sri Lanka,
Sudan,
Swaziland,
Taiwan,
Thailand,
Togo,
Vietnam,
Yemen,
Zambia,
Zaïre,
Zimbabwe
Introduced into:
Alabama,
Aldabra,
Andaman Is.,
Argentina Northeast,
Argentina Northwest,
Arkansas,
Azores,
Bahamas,
Belgium,
Belize,
Bermuda,
Bolivia,
Brazil North,
Brazil Northeast,
Brazil South,
Brazil Southeast,
Brazil West-Central,
Canary Is.,
Caroline Is.,
Central American Pac,
Chile Central,
Colombia,
Comoros,
Cook Is.,
Costa Rica,
Cuba,
Czechoslovakia,
Dominican Republic,
Easter Is.,
Ecuador,
El Salvador,
Fiji,
Florida,
French Guiana,
Galápagos,
Georgia,
Gilbert Is.,
Guatemala,
Guyana,
Haiti,
Hawaii,
Honduras,
Jamaica,
Kansas,
Korea,
Leeward Is.,
Line Is.,
Louisiana,
Madeira,
Marianas,
Marquesas,
Marshall Is.,
Maryland,
Mauritius,
Mexican Pacific Is.,
Mexico Central,
Mexico Gulf,
Mexico Northeast,
Mexico Northwest,
Mexico Southeast,
Mexico Southwest,
Mississippi,
Mozambique Channel I,
Nauru,
New Caledonia,
Nicaragua,
Niue,
Norfolk Is.,
North Carolina,
Oklahoma,
Panamá,
Paraguay,
Peru,
Pitcairn Is.,
Portugal,
Puerto Rico,
Réunion,
Samoa,
Sicilia,
Sinai,
Society Is.,
Solomon Is.,
South Carolina,
Suriname,
Tennessee,
Texas,
Tokelau-Manihiki,
Tonga,
Transcaucasus,
Trinidad-Tobago,
Tuamotu,
Tubuai Is.,
Turks-Caicos Is.,
Tuvalu,
Uruguay,
Vanuatu,
Venezuela,
Venezuelan Antilles,
Virginia,
Wallis-Futuna Is.,
Windward Is.