Native to:
Angola,
Benin,
Botswana,
Burkina,
Burundi,
Cameroon,
Canary Is.,
Cape Provinces,
Cape Verde,
Caprivi Strip,
Central African Repu,
Chad,
Djibouti,
Eritrea,
Ethiopia,
Free State,
Gambia,
Ghana,
Guinea,
Guinea-Bissau,
Gulf States,
Ivory Coast,
Kenya,
KwaZulu-Natal,
Lesotho,
Madeira,
Malawi,
Mali,
Mozambique,
Namibia,
Niger,
Nigeria,
Northern Provinces,
Oman,
Rwanda,
Saudi Arabia,
Senegal,
Somalia,
Sudan,
Swaziland,
Tanzania,
Uganda,
Zambia,
Zimbabwe
Introduced into:
Algeria,
Andaman Is.,
Argentina Northeast,
Argentina Northwest,
Arizona,
Bahamas,
Bangladesh,
Bolivia,
Brazil Northeast,
Brazil South,
Brazil Southeast,
California,
Chile Central,
China South-Central,
China Southeast,
Colombia,
Cook Is.,
Costa Rica,
Cuba,
Desventurados Is.,
Dominican Republic,
East Himalaya,
Easter Is.,
Ecuador,
Egypt,
El Salvador,
Fiji,
Florida,
Guatemala,
Haiti,
Hawaii,
Honduras,
Illinois,
India,
Iraq,
Jamaica,
Japan,
Jawa,
Kermadec Is.,
Lebanon-Syria,
Leeward Is.,
Libya,
Louisiana,
Madagascar,
Maine,
Malaya,
Marianas,
Marquesas,
Marshall Is.,
Massachusetts,
Mauritania,
Mauritius,
Mexico Central,
Mexico Gulf,
Mexico Northeast,
Mexico Northwest,
Mexico Southeast,
Mexico Southwest,
Mississippi,
Morocco,
Myanmar,
Nansei-shoto,
New Caledonia,
New Guinea,
New South Wales,
New Zealand North,
Nicaragua,
Niue,
Norfolk Is.,
North Carolina,
Northern Territory,
Ogasawara-shoto,
Pakistan,
Palestine,
Paraguay,
Peru,
Philippines,
Queensland,
Rodrigues,
Réunion,
Sardegna,
South Australia,
Sri Lanka,
St.Helena,
Texas,
Tonga,
Trinidad-Tobago,
Tunisia,
Uruguay,
Venezuela,
Venezuelan Antilles,
Victoria,
Virginia,
West Himalaya,
Western Australia