Native to:
Aldabra,
Angola,
Benin,
Botswana,
Burkina,
Burundi,
Cameroon,
Cape Provinces,
Cape Verde,
Central African Republic,
Chad,
Congo,
Djibouti,
Equatorial Guinea,
Eritrea,
Ethiopia,
Free State,
Ghana,
Gulf of Guinea Is.,
Ivory Coast,
Kenya,
Kuwait,
KwaZulu-Natal,
Lesotho,
Madagascar,
Malawi,
Mauritania,
Mozambique,
Namibia,
Niger,
Nigeria,
Northern Provinces,
Oman,
Rwanda,
Saudi Arabia,
Seychelles,
Sierra Leone,
Socotra,
Somalia,
Sudan,
Swaziland,
Tanzania,
Togo,
Uganda,
Western Sahara,
Yemen,
Zambia,
Zaïre,
Zimbabwe
Introduced into:
Alabama,
Argentina Northeast,
Argentina Northwest,
Arizona,
Aruba,
Bahamas,
Bangladesh,
Belize,
Bolivia,
Brazil South,
Brazil Southeast,
Brazil West-Central,
California,
Canary Is.,
Cayman Is.,
Chagos Archipelago,
China Southeast,
Christmas I.,
Colombia,
Cook Is.,
Costa Rica,
Cuba,
Dominican Republic,
Easter Is.,
Ecuador,
El Salvador,
Fiji,
Florida,
Georgia,
Gilbert Is.,
Guatemala,
Guyana,
Haiti,
Hawaii,
Honduras,
India,
Italy,
Jawa,
Kazan-retto,
Laos,
Leeward Is.,
Lesser Sunda Is.,
Line Is.,
Louisiana,
Madeira,
Malaya,
Maluku,
Marianas,
Marquesas,
Marshall Is.,
Maryland,
Mauritius,
Mexican Pacific Is.,
Mexico Central,
Mexico Gulf,
Mexico Northeast,
Mexico Northwest,
Mexico Southeast,
Mexico Southwest,
Myanmar,
Nansei-shoto,
Nauru,
Netherlands Antilles,
New Caledonia,
New Guinea,
New Mexico,
New South Wales,
New Zealand North,
Nicaragua,
Norfolk Is.,
North Carolina,
Ogasawara-shoto,
Pakistan,
Panamá,
Paraguay,
Peru,
Philippines,
Puerto Rico,
Queensland,
Rodrigues,
Réunion,
Sardegna,
Society Is.,
Solomon Is.,
South China Sea,
Spain,
Sri Lanka,
St.Helena,
Taiwan,
Texas,
Thailand,
Tonga,
Trinidad-Tobago,
Tuamotu,
Tubuai Is.,
Uruguay,
Venezuela,
Vietnam,
Wallis-Futuna Is.,
West Himalaya,
Western Australia,
Windward Is.