Native to:
Aldabra,
Andaman Is.,
Angola,
Assam,
Bangladesh,
Benin,
Borneo,
Botswana,
Burkina,
Cambodia,
Central African Republic,
Chad,
China Southeast,
Comoros,
Congo,
East Himalaya,
Eritrea,
Ethiopia,
Free State,
Gabon,
Gambia,
Ghana,
Guinea,
Guinea-Bissau,
Hainan,
India,
Ivory Coast,
Jawa,
Kenya,
KwaZulu-Natal,
Laccadive Is.,
Lesser Sunda Is.,
Madagascar,
Malawi,
Malaya,
Mali,
Maluku,
Mozambique,
Myanmar,
Namibia,
Nepal,
New Guinea,
Nicobar Is.,
Niger,
Nigeria,
Northern Provinces,
Northern Territory,
Pakistan,
Philippines,
Queensland,
Senegal,
Sierra Leone,
Socotra,
Somalia,
Sri Lanka,
Sudan,
Sulawesi,
Sumatera,
Swaziland,
Taiwan,
Tanzania,
Thailand,
Togo,
Uganda,
Vietnam,
West Himalaya,
Zambia,
Zaïre,
Zimbabwe
Introduced into:
Florida,
French Guiana,
Georgia,
Trinidad-Tobago,
Wake I.,
Windward Is.