Native to:
Andaman Is.,
Angola,
Argentina Northeast,
Assam,
Bangladesh,
Belize,
Benin,
Bismarck Archipelago,
Bolivia,
Borneo,
Brazil North,
Brazil Northeast,
Brazil South,
Brazil Southeast,
Brazil West-Central,
Burkina,
Burundi,
Cabinda,
Cambodia,
Cameroon,
Cape Verde,
Caroline Is.,
Central African Repu,
Central American Pac,
Chad,
China North-Central,
China South-Central,
China Southeast,
Christmas I.,
Colombia,
Comoros,
Congo,
Cook Is.,
Costa Rica,
Cuba,
Dominican Republic,
East Himalaya,
Ecuador,
El Salvador,
Equatorial Guinea,
Eritrea,
Ethiopia,
Fiji,
French Guiana,
Gabon,
Galápagos,
Ghana,
Gilbert Is.,
Guatemala,
Guinea,
Guinea-Bissau,
Gulf of Guinea Is.,
Guyana,
Hainan,
Haiti,
Hawaii,
Honduras,
India,
Ivory Coast,
Jamaica,
Japan,
Jawa,
Kazan-retto,
Kenya,
KwaZulu-Natal,
Laccadive Is.,
Laos,
Leeward Is.,
Lesser Sunda Is.,
Liberia,
Madagascar,
Malawi,
Malaya,
Mali,
Maluku,
Marianas,
Mexico Central,
Mexico Gulf,
Mexico Northeast,
Mexico Southeast,
Mexico Southwest,
Mozambique,
Myanmar,
Nansei-shoto,
Nepal,
New Caledonia,
New Guinea,
New South Wales,
Nicaragua,
Nicobar Is.,
Nigeria,
Niue,
Norfolk Is.,
Northern Provinces,
Northern Territory,
Ogasawara-shoto,
Pakistan,
Panamá,
Peru,
Philippines,
Puerto Rico,
Rodrigues,
Rwanda,
Réunion,
Samoa,
Senegal,
Seychelles,
Sierra Leone,
Solomon Is.,
Southwest Caribbean,
Sri Lanka,
Sudan,
Sulawesi,
Sumatera,
Suriname,
Swaziland,
Taiwan,
Tanzania,
Thailand,
Togo,
Tonga,
Trinidad-Tobago,
Tubuai Is.,
Uganda,
Vanuatu,
Venezuela,
Vietnam,
Wallis-Futuna Is.,
West Himalaya,
Western Australia,
Windward Is.,
Yemen,
Zambia,
Zaïre,
Zimbabwe
Introduced into:
Bahamas,
Florida,
Marquesas,
Mauritius,
Nauru,
Queensland,
Society Is.,
Transcaucasus