Native to:
Afghanistan,
Andaman Is.,
Assam,
Bangladesh,
Burkina,
Burundi,
Cambodia,
Chad,
China South-Central,
China Southeast,
Comoros,
Congo,
DR Congo,
East Himalaya,
Equatorial Guinea,
Ethiopia,
Gabon,
Gambia,
Guinea,
Hainan,
India,
Iraq,
Ivory Coast,
Jawa,
Kazakhstan,
Kentucky,
Kenya,
Lesser Sunda Is.,
Madagascar,
Malawi,
Maluku,
Mauritania,
Mauritius,
Myanmar,
Nepal,
New Guinea,
Nicobar Is.,
Nigeria,
Northern Territory,
Ogasawara-shoto,
Oman,
Pakistan,
Philippines,
Queensland,
Réunion,
Saudi Arabia,
Senegal,
Sri Lanka,
Sudan-South Sudan,
Sulawesi,
Sumatera,
Taiwan,
Tanzania,
Thailand,
Tibet,
Togo,
Uganda,
Uzbekistan,
Vietnam,
West Himalaya,
Western Australia,
Zambia
Introduced into:
Fiji,
French Guiana,
Guyana,
Hawaii,
Leeward Is.,
Puerto Rico,
Society Is.,
Suriname,
Tennessee,
Venezuela,
Windward Is.