Native to:
Andaman Is.,
Angola,
Assam,
Bangladesh,
Belize,
Benin,
Bolivia,
Borneo,
Brazil North,
Brazil West-Central,
Burkina,
Burundi,
Cambodia,
Cameroon,
Caroline Is.,
Central African Repu,
Chad,
China South-Central,
China Southeast,
Colombia,
Congo,
Costa Rica,
Cuba,
East Himalaya,
Equatorial Guinea,
Ethiopia,
French Guiana,
Gabon,
Gambia,
Ghana,
Guatemala,
Guinea,
Guinea-Bissau,
Guyana,
Hainan,
Haiti,
Honduras,
India,
Ivory Coast,
Jamaica,
Japan,
Jawa,
Kenya,
Laos,
Leeward Is.,
Lesser Sunda Is.,
Liberia,
Madagascar,
Malawi,
Malaya,
Mali,
Maluku,
Marianas,
Mexico Gulf,
Mexico Southeast,
Mexico Southwest,
Mozambique,
Myanmar,
Nansei-shoto,
Nepal,
New Caledonia,
New Guinea,
New South Wales,
Nicaragua,
Nicobar Is.,
Niger,
Nigeria,
Northern Territory,
Pakistan,
Panamá,
Philippines,
Puerto Rico,
Queensland,
Senegal,
Seychelles,
Sierra Leone,
Solomon Is.,
Sri Lanka,
Sudan,
Sulawesi,
Sumatera,
Suriname,
Taiwan,
Tanzania,
Thailand,
Tibet,
Togo,
Trinidad-Tobago,
Uganda,
Venezuela,
Vietnam,
West Himalaya,
Western Australia,
Windward Is.,
Zambia,
Zaïre,
Zimbabwe
Introduced into:
Argentina Northeast,
Dominican Republic,
El Salvador,
Mauritius,
Mexico Central,
Mexico Northeast,
Réunion