Native to:
Angola,
Argentina Northeast,
Argentina Northwest,
Bangladesh,
Belize,
Bolivia,
Borneo,
Botswana,
Brazil North,
Brazil Northeast,
Brazil South,
Brazil Southeast,
Brazil West-Central,
Cape Provinces,
Caroline Is.,
China South-Central,
China Southeast,
Colombia,
Costa Rica,
Cuba,
Dominican Republic,
East Himalaya,
Ecuador,
Eritrea,
Ethiopia,
Free State,
French Guiana,
Gabon,
Guatemala,
Hainan,
Haiti,
Honduras,
India,
Jamaica,
Japan,
Jawa,
Kenya,
Korea,
KwaZulu-Natal,
Leeward Is.,
Lesser Sunda Is.,
Liberia,
Malawi,
Malaya,
Maluku,
Marianas,
Mauritius,
Mexico Central,
Mexico Gulf,
Mexico Northeast,
Mexico Northwest,
Mexico Southeast,
Mexico Southwest,
Mozambique,
Namibia,
Nansei-shoto,
Nepal,
New Caledonia,
New Guinea,
Nicaragua,
Nicobar Is.,
Niger,
Nigeria,
Northern Provinces,
Northern Territory,
Pakistan,
Panamá,
Paraguay,
Peru,
Philippines,
Puerto Rico,
Queensland,
Rwanda,
Réunion,
Seychelles,
Socotra,
Somalia,
Sri Lanka,
Sudan,
Sulawesi,
Sumatera,
Suriname,
Swaziland,
Taiwan,
Tanzania,
Thailand,
Tibet,
Tonga,
Trinidad-Tobago,
Uganda,
Uruguay,
Vanuatu,
Venezuela,
Venezuelan Antilles,
Vietnam,
Wallis-Futuna Is.,
Windward Is.,
Yemen,
Zambia,
Zaïre,
Zimbabwe
Introduced into:
Fiji