Native to:
Andaman Is.,
Angola,
Assam,
Bangladesh,
Bismarck Archipelago,
Borneo,
Burkina,
Cambodia,
Cameroon,
Caroline Is.,
Central African Repu,
China South-Central,
China Southeast,
Congo,
East Himalaya,
Eritrea,
Ethiopia,
Gambia,
Ghana,
Guinea,
Guinea-Bissau,
Hainan,
India,
Ivory Coast,
Jawa,
Kenya,
KwaZulu-Natal,
Laos,
Lesser Sunda Is.,
Malawi,
Malaya,
Mali,
Maluku,
Marianas,
Mauritania,
Mozambique,
Myanmar,
Nansei-shoto,
Nepal,
New Guinea,
Nicobar Is.,
Northern Provinces,
Northern Territory,
Pakistan,
Philippines,
Queensland,
Senegal,
Sri Lanka,
Sudan,
Sulawesi,
Sumatera,
Swaziland,
Taiwan,
Tanzania,
Thailand,
Togo,
Uganda,
Vietnam,
West Himalaya,
Western Australia,
Yemen,
Zambia,
Zaïre,
Zimbabwe
Introduced into:
Benin,
Colombia,
Comoros,
Cook Is.,
Costa Rica,
Cuba,
Dominican Republic,
Haiti,
Hawaii,
Honduras,
Jamaica,
Leeward Is.,
Madagascar,
Marquesas,
Mauritius,
New Caledonia,
Nicaragua,
Panamá,
Puerto Rico,
Réunion,
Seychelles,
Society Is.,
Suriname,
Trinidad-Tobago,
Vanuatu,
Windward Is.