Native to:
Andaman Is.,
Angola,
Assam,
Bangladesh,
Benin,
Botswana,
Burkina,
Cambodia,
Cameroon,
Central African Repu,
Chad,
China North-Central,
China South-Central,
China Southeast,
East Himalaya,
Ethiopia,
Ghana,
Guinea,
Guinea-Bissau,
Hainan,
India,
Ivory Coast,
Japan,
Jawa,
Kazan-retto,
Korea,
KwaZulu-Natal,
Laos,
Lesser Sunda Is.,
Liberia,
Malawi,
Malaya,
Mali,
Mauritania,
Mozambique,
Myanmar,
Namibia,
Nansei-shoto,
Nepal,
Niger,
Nigeria,
Northern Provinces,
Northern Territory,
Ogasawara-shoto,
Pakistan,
Philippines,
Primorye,
Queensland,
Rwanda,
Senegal,
Seychelles,
Sierra Leone,
Somalia,
Sri Lanka,
Sudan,
Sulawesi,
Sumatera,
Tadzhikistan,
Taiwan,
Tanzania,
Thailand,
Tibet,
Togo,
Uganda,
Uzbekistan,
Vietnam,
West Himalaya,
Western Australia,
Zambia,
Zaïre,
Zimbabwe
Introduced into:
Brazil West-Central,
Costa Rica,
Guyana,
Venezuela