Native to:
Afghanistan,
Andaman Is.,
Angola,
Assam,
Bangladesh,
Benin,
Botswana,
Burkina,
Burundi,
Cambodia,
Cameroon,
Central African Repu,
Chad,
China North-Central,
China South-Central,
China Southeast,
East Himalaya,
Ethiopia,
Gambia,
Ghana,
Guinea,
India,
Ivory Coast,
Japan,
Jawa,
Kenya,
Korea,
Laos,
Malawi,
Malaya,
Mali,
Mauritania,
Myanmar,
Nansei-shoto,
Nepal,
Niger,
Nigeria,
Northern Provinces,
Northern Territory,
Pakistan,
Philippines,
Queensland,
Rwanda,
Senegal,
Seychelles,
Sierra Leone,
Sri Lanka,
Sudan,
Swaziland,
Tadzhikistan,
Taiwan,
Tanzania,
Thailand,
Togo,
Uganda,
Uzbekistan,
Vietnam,
West Himalaya,
Western Australia,
Zambia,
Zaïre,
Zimbabwe
Introduced into:
California,
Hawaii,
Louisiana