Native to:
Afghanistan,
Algeria,
Andaman Is.,
Angola,
Assam,
Bangladesh,
Benin,
Borneo,
Botswana,
Burkina,
Burundi,
Cambodia,
Cameroon,
Cape Provinces,
Central African Repu,
Chad,
China North-Central,
China South-Central,
China Southeast,
Comoros,
Congo,
Djibouti,
East Himalaya,
Egypt,
Eritrea,
Ethiopia,
Free State,
Gabon,
Gambia,
Ghana,
Guinea,
Guinea-Bissau,
Gulf States,
Hainan,
India,
Iran,
Iraq,
Ivory Coast,
Japan,
Jawa,
Kenya,
Korea,
Kuwait,
KwaZulu-Natal,
Laos,
Lebanon-Syria,
Lesotho,
Lesser Sunda Is.,
Libya,
Madagascar,
Malawi,
Malaya,
Mali,
Maluku,
Mauritania,
Mauritius,
Morocco,
Mozambique,
Myanmar,
Namibia,
Nansei-shoto,
Nepal,
New Guinea,
New South Wales,
Niger,
Nigeria,
Norfolk Is.,
Northern Provinces,
Northern Territory,
Ogasawara-shoto,
Oman,
Pakistan,
Palestine,
Philippines,
Queensland,
Rodrigues,
Rwanda,
Réunion,
Saudi Arabia,
Senegal,
Seychelles,
Sierra Leone,
Sinai,
Socotra,
Somalia,
South Australia,
Sri Lanka,
Sudan,
Sulawesi,
Sumatera,
Swaziland,
Taiwan,
Tanzania,
Thailand,
Tibet,
Togo,
Tunisia,
Turkey,
Uganda,
Victoria,
Vietnam,
West Himalaya,
Western Australia,
Western Sahara,
Yemen,
Zambia,
Zaïre,
Zimbabwe
Introduced into:
Aldabra,
Argentina Northeast,
Bahamas,
Belize,
Bismarck Archipelago,
Bolivia,
Brazil North,
Brazil Northeast,
Brazil South,
Brazil Southeast,
Brazil West-Central,
Caroline Is.,
Chile North,
Colombia,
Cook Is.,
Costa Rica,
Cuba,
Dominican Republic,
Ecuador,
El Salvador,
Equatorial Guinea,
Fiji,
Florida,
French Guiana,
Galápagos,
Guatemala,
Gulf of Guinea Is.,
Guyana,
Haiti,
Hawaii,
Honduras,
Jamaica,
Kazan-retto,
Leeward Is.,
Liberia,
Maldives,
Marianas,
Marshall Is.,
Mexico Central,
Mexico Gulf,
Mexico Northeast,
Mexico Southeast,
Mexico Southwest,
Netherlands Antilles,
New Caledonia,
Nicaragua,
Nicobar Is.,
Niue,
Panamá,
Peru,
Puerto Rico,
Samoa,
Society Is.,
Solomon Is.,
Suriname,
Tonga,
Trinidad-Tobago,
Tuamotu,
Tubuai Is.,
Vanuatu,
Windward Is.