Native to:
Angola,
Benin,
Botswana,
Burundi,
Cameroon,
Cape Provinces,
Cape Verde,
Caprivi Strip,
Central African Repu,
Chad,
Congo,
Eritrea,
Ethiopia,
Free State,
Gabon,
Gambia,
Ghana,
Guinea,
Guinea-Bissau,
Gulf of Guinea Is.,
Ivory Coast,
Kenya,
KwaZulu-Natal,
Liberia,
Malawi,
Mali,
Mauritania,
Mozambique,
Namibia,
Nigeria,
Northern Provinces,
Rwanda,
Senegal,
Sierra Leone,
Sudan,
Swaziland,
Tanzania,
Togo,
Uganda,
Zambia,
Zaïre,
Zimbabwe
Introduced into:
Alabama,
Algeria,
Andaman Is.,
Arkansas,
Assam,
Bangladesh,
Bismarck Archipelago,
Brazil Southeast,
Brazil West-Central,
Burkina,
Cambodia,
Colombia,
Comoros,
Cuba,
Dominican Republic,
East Himalaya,
Ecuador,
Egypt,
Fiji,
Florida,
French Guiana,
Georgia,
Gilbert Is.,
Guatemala,
Guyana,
Haiti,
Honduras,
Illinois,
India,
Iraq,
Jamaica,
Jawa,
Kazakhstan,
Kirgizstan,
Korea,
Laccadive Is.,
Laos,
Leeward Is.,
Libya,
Louisiana,
Madagascar,
Marianas,
Maryland,
Mexico Southwest,
Mississippi,
Myanmar,
Nepal,
New Caledonia,
New Guinea,
Niger,
North Carolina,
North Caucasus,
Pakistan,
Philippines,
Puerto Rico,
Queensland,
Somalia,
South Carolina,
Sri Lanka,
Suriname,
Tadzhikistan,
Taiwan,
Thailand,
Transcaucasus,
Trinidad-Tobago,
Turkmenistan,
Ukraine,
Uzbekistan,
Vanuatu,
Vietnam,
West Himalaya,
Windward Is.,
Yemen