Native to:
Andaman Is.,
Angola,
Assam,
Bangladesh,
Belize,
Benin,
Bismarck Archipelago,
Bolivia,
Borneo,
Botswana,
Brazil North,
Brazil Northeast,
Brazil South,
Brazil Southeast,
Brazil West-Central,
Burkina,
Cambodia,
Cameroon,
Caprivi Strip,
Central African Republic,
Chad,
China South-Central,
China Southeast,
Colombia,
Comoros,
Congo,
Costa Rica,
Cuba,
Dominican Republic,
DR Congo,
East Himalaya,
Ecuador,
El Salvador,
Eritrea,
Eswatini,
Ethiopia,
French Guiana,
Gabon,
Gambia,
Ghana,
Guatemala,
Guinea,
Guinea-Bissau,
Gulf of Guinea Is.,
Guyana,
Haiti,
Honduras,
India,
Ivory Coast,
Jamaica,
Jawa,
Kenya,
Laos,
Lesser Sunda Is.,
Liberia,
Madagascar,
Malawi,
Malaya,
Mali,
Mauritania,
Mexico Central,
Mexico Gulf,
Mexico Southeast,
Mexico Southwest,
Mozambique,
Myanmar,
Namibia,
New Caledonia,
New Guinea,
New South Wales,
Nicaragua,
Niger,
Nigeria,
Northern Provinces,
Northern Territory,
Panamá,
Peru,
Philippines,
Puerto Rico,
Queensland,
Senegal,
Sierra Leone,
Solomon Is.,
Somalia,
South Australia,
Southwest Caribbean,
Sri Lanka,
Sudan-South Sudan,
Sumatera,
Suriname,
Tanzania,
Thailand,
Togo,
Trinidad-Tobago,
Uganda,
Venezuela,
Victoria,
Vietnam,
Western Australia,
Zambia,
Zimbabwe
Introduced into:
Cape Verde,
Caroline Is.,
Egypt,
Florida,
Galápagos,
Hawaii,
Iraq,
Laccadive Is.,
Maldives,
Maluku,
Marianas,
Nepal,
New Zealand North,
Pakistan,
Society Is.,
Sulawesi,
Vanuatu,
West Himalaya,
Yemen