Native to:
Afghanistan,
Algeria,
Amur,
Andaman Is.,
Angola,
Assam,
Baleares,
Bangladesh,
Borneo,
Botswana,
Burundi,
Cameroon,
Canary Is.,
Cape Provinces,
Caprivi Strip,
Chad,
China North-Central,
China South-Central,
China Southeast,
Comoros,
East Aegean Is.,
East Himalaya,
Egypt,
Ethiopia,
Free State,
Greece,
Hainan,
India,
Inner Mongolia,
Iraq,
Italy,
Ivory Coast,
Japan,
Jawa,
Kenya,
Khabarovsk,
Korea,
Kriti,
KwaZulu-Natal,
Laos,
Lebanon-Syria,
Lesotho,
Madagascar,
Malawi,
Malaya,
Mali,
Manchuria,
Mauritius,
Morocco,
Mozambique,
Myanmar,
Namibia,
Nansei-shoto,
Nepal,
New Guinea,
New South Wales,
Nicobar Is.,
Niger,
Nigeria,
Northern Provinces,
Pakistan,
Palestine,
Primorye,
Queensland,
Rwanda,
Réunion,
Saudi Arabia,
Senegal,
Sicilia,
South Australia,
Spain,
Sri Lanka,
Sudan,
Sumatera,
Swaziland,
Taiwan,
Tanzania,
Tasmania,
Thailand,
Transcaucasus,
Tunisia,
Turkey,
Uganda,
Victoria,
Vietnam,
West Himalaya,
Western Australia,
Zambia,
Zaïre,
Zimbabwe
Introduced into:
Argentina Northeast,
Argentina Northwest,
Bolivia,
Brazil South,
Brazil West-Central,
Colombia,
El Salvador,
Florida,
French Guiana,
Guyana,
Hawaii,
Honduras,
Jamaica,
Mexico Central,
Mexico Gulf,
Mexico Northeast,
Mexico Southeast,
Mexico Southwest,
Nicaragua,
Paraguay,
Pennsylvania,
Peru,
Solomon Is.,
Texas,
Trinidad-Tobago,
Uruguay,
Venezuela