Native to:
Aldabra,
Angola,
Assam,
Bangladesh,
Benin,
Bismarck Archipelago,
Borneo,
Botswana,
Burkina,
Burundi,
Cambodia,
Cameroon,
Cape Provinces,
Caroline Is.,
Central African Repu,
Chad,
China South-Central,
China Southeast,
Comoros,
Congo,
East Himalaya,
Ethiopia,
Fiji,
Gabon,
Ghana,
Guinea,
Guinea-Bissau,
Hainan,
India,
Ivory Coast,
Jawa,
Kenya,
KwaZulu-Natal,
Laccadive Is.,
Laos,
Lesser Sunda Is.,
Madagascar,
Malawi,
Malaya,
Mali,
Maluku,
Mozambique,
Myanmar,
Namibia,
Nepal,
New Guinea,
Nicobar Is.,
Nigeria,
Niue,
Northern Provinces,
Northern Territory,
Pakistan,
Philippines,
Rwanda,
Samoa,
Senegal,
Sierra Leone,
Solomon Is.,
Somalia,
Sri Lanka,
Sudan,
Sulawesi,
Sumatera,
Tanzania,
Thailand,
Togo,
Tonga,
Uganda,
Vanuatu,
Vietnam,
Wallis-Futuna Is.,
Zambia,
Zaïre,
Zimbabwe
Introduced into:
Bahamas,
Cook Is.,
Dominican Republic,
Hawaii,
Jamaica,
Leeward Is.,
Mauritius,
New Caledonia,
Puerto Rico,
Queensland,
Réunion,
Seychelles,
Society Is.,
Taiwan,
Trinidad-Tobago,
Venezuela,
Windward Is.