Native to:
Aldabra,
Andaman Is.,
Angola,
Argentina Northeast,
Argentina Northwest,
Assam,
Bahamas,
Bangladesh,
Belize,
Benin,
Bermuda,
Bismarck Archipelago,
Bolivia,
Borneo,
Botswana,
Brazil North,
Brazil Northeast,
Brazil South,
Brazil Southeast,
Brazil West-Central,
Burkina,
Burundi,
Cambodia,
Cameroon,
Cape Provinces,
Cape Verde,
Caroline Is.,
Cayman Is.,
Central African Republic,
Chad,
Chagos Archipelago,
China South-Central,
China Southeast,
Christmas I.,
Cocos (Keeling) Is.,
Colombia,
Congo,
Cook Is.,
Costa Rica,
Cuba,
Djibouti,
Dominican Republic,
East Himalaya,
Ecuador,
El Salvador,
Eritrea,
Ethiopia,
Fiji,
Florida,
Free State,
French Guiana,
Gabon,
Gambia,
Georgia,
Ghana,
Gilbert Is.,
Guatemala,
Guinea,
Guinea-Bissau,
Gulf of Guinea Is.,
Guyana,
Hainan,
Haiti,
Honduras,
Howland-Baker Is.,
India,
Ivory Coast,
Jamaica,
Japan,
Jawa,
Kazan-retto,
Kenya,
Korea,
KwaZulu-Natal,
Laos,
Leeward Is.,
Lesser Sunda Is.,
Liberia,
Line Is.,
Madagascar,
Malawi,
Malaya,
Mali,
Maluku,
Marianas,
Marshall Is.,
Mauritania,
Mauritius,
Mexican Pacific Is.,
Mexico Central,
Mexico Gulf,
Mexico Northeast,
Mexico Northwest,
Mexico Southeast,
Mexico Southwest,
Mozambique,
Myanmar,
Namibia,
Nansei-shoto,
Nauru,
Nepal,
New Caledonia,
New Guinea,
Nicaragua,
Nicobar Is.,
Niger,
Nigeria,
Niue,
Northern Provinces,
Northern Territory,
Oman,
Pakistan,
Panamá,
Paraguay,
Peru,
Philippines,
Phoenix Is.,
Pitcairn Is.,
Puerto Rico,
Queensland,
Rwanda,
Samoa,
Saudi Arabia,
Senegal,
Sierra Leone,
Society Is.,
Solomon Is.,
Somalia,
South China Sea,
Southwest Caribbean,
Sri Lanka,
Sudan,
Sulawesi,
Sumatera,
Suriname,
Swaziland,
Taiwan,
Tanzania,
Thailand,
Tibet,
Togo,
Tokelau-Manihiki,
Tonga,
Trinidad-Tobago,
Tuamotu,
Tubuai Is.,
Tuvalu,
Uganda,
Vanuatu,
Venezuela,
Venezuelan Antilles,
Vietnam,
Wallis-Futuna Is.,
West Himalaya,
Western Australia,
Windward Is.,
Yemen,
Zambia,
Zaïre,
Zimbabwe
Introduced into:
Alabama,
Comoros,
Easter Is.,
Galápagos,
Hawaii,
Marquesas,
Norfolk Is.,
Rodrigues,
Réunion,
Seychelles,
St.Helena