Native to:
Algeria,
Andaman Is.,
Angola,
Assam,
Bangladesh,
Botswana,
Burkina,
Burundi,
Cameroon,
Cape Provinces,
Cape Verde,
Caprivi Strip,
Central African Republic,
Chad,
China North-Central,
China South-Central,
China Southeast,
Djibouti,
East Himalaya,
Egypt,
Eritrea,
Ethiopia,
Free State,
Ghana,
Guinea,
Hainan,
India,
Inner Mongolia,
Ivory Coast,
Japan,
Jawa,
Kenya,
Korea,
KwaZulu-Natal,
Laos,
Lebanon-Syria,
Lesotho,
Lesser Sunda Is.,
Madagascar,
Malawi,
Malaya,
Mali,
Maluku,
Morocco,
Mozambique,
Myanmar,
Namibia,
Nansei-shoto,
Nepal,
New Guinea,
New South Wales,
Nicobar Is.,
Nigeria,
Northern Provinces,
Northern Territory,
Pakistan,
Philippines,
Queensland,
Rwanda,
Saudi Arabia,
Senegal,
Socotra,
Somalia,
South Australia,
Sri Lanka,
Sudan,
Sulawesi,
Sumatera,
Swaziland,
Taiwan,
Tanzania,
Tasmania,
Thailand,
Tibet,
Tunisia,
Turkey,
Uganda,
Victoria,
Vietnam,
West Himalaya,
Western Australia,
Yemen,
Zambia,
Zaïre,
Zimbabwe
Introduced into:
France,
New Caledonia,
New Zealand North,
New Zealand South,
Solomon Is.