Native to:
Andaman Is.,
Angola,
Assam,
Bangladesh,
Bismarck Archipelago,
Brazil Southeast,
Brazil West-Central,
California,
Cambodia,
Caroline Is.,
China North-Central,
China South-Central,
China Southeast,
Colombia,
Costa Rica,
East Himalaya,
Ecuador,
El Salvador,
Ethiopia,
Florida,
French Guiana,
Guatemala,
Guyana,
Hainan,
Honduras,
India,
Jamaica,
Kenya,
Korea,
Laos,
Lesser Sunda Is.,
Louisiana,
Madagascar,
Malaya,
Marianas,
Mexico Gulf,
Mexico Southwest,
Mississippi,
Mozambique,
Myanmar,
Nansei-shoto,
Nepal,
Nicaragua,
Nicobar Is.,
Northern Territory,
Panamá,
Philippines,
Puerto Rico,
Queensland,
Solomon Is.,
Somalia,
Sri Lanka,
Sudan,
Sulawesi,
Sumatera,
Suriname,
Taiwan,
Tanzania,
Texas,
Thailand,
Uganda,
Venezuela,
Vietnam,
West Himalaya,
Western Australia,
Zambia,
Zimbabwe
Introduced into:
Austria,
Fiji,
Hawaii,
Romania