Native to:
Argentina Northeast,
Argentina Northwest,
Assam,
Bangladesh,
Belize,
Bolivia,
Borneo,
Brazil North,
Brazil Northeast,
Brazil South,
Brazil Southeast,
Brazil West-Central,
Cambodia,
China South-Central,
China Southeast,
Christmas I.,
Colombia,
Costa Rica,
Cuba,
Dominican Republic,
East Himalaya,
Ecuador,
El Salvador,
Fiji,
French Guiana,
Guatemala,
Guyana,
Hainan,
Haiti,
Honduras,
India,
Jamaica,
Japan,
Jawa,
Kazan-retto,
Laos,
Leeward Is.,
Lesser Sunda Is.,
Malaya,
Maluku,
Mexico Central,
Mexico Gulf,
Mexico Northeast,
Mexico Northwest,
Mexico Southeast,
Mexico Southwest,
Myanmar,
Nansei-shoto,
Nepal,
New Guinea,
Nicaragua,
Ogasawara-shoto,
Panamá,
Paraguay,
Peru,
Philippines,
Puerto Rico,
Queensland,
Samoa,
Solomon Is.,
Sri Lanka,
Sulawesi,
Sumatera,
Suriname,
Taiwan,
Thailand,
Tibet,
Tonga,
Trinidad-Tobago,
Venezuela,
Vietnam,
West Himalaya,
Windward Is.
Introduced into:
Pakistan,
Spain,
Tunisia