Native to:
Argentina Northeast,
Argentina Northwest,
Bolivia,
Brazil North,
Brazil Northeast,
Brazil South,
Brazil Southeast,
Brazil West-Central,
Paraguay,
Peru,
Uruguay
Introduced into:
Alabama,
Aldabra,
Andaman Is.,
Angola,
Arkansas,
Assam,
Bahamas,
Bangladesh,
Belize,
Benin,
Borneo,
Botswana,
Burkina,
Burundi,
Cambodia,
Cameroon,
Caprivi Strip,
Caroline Is.,
Cayman Is.,
Central African Republic,
Chad,
Chagos Archipelago,
China South-Central,
China Southeast,
Christmas I.,
Colombia,
Comoros,
Congo,
Costa Rica,
Cuba,
Dominican Republic,
East Himalaya,
Ecuador,
El Salvador,
Equatorial Guinea,
Ethiopia,
Florida,
Gabon,
Galápagos,
Gambia,
Georgia,
Ghana,
Guatemala,
Guinea,
Guinea-Bissau,
Gulf of Guinea Is.,
Hainan,
Haiti,
Honduras,
Illinois,
India,
Indiana,
Ivory Coast,
Jawa,
Kansas,
Kentucky,
KwaZulu-Natal,
Laos,
Leeward Is.,
Lesser Sunda Is.,
Liberia,
Louisiana,
Madagascar,
Malawi,
Malaya,
Mali,
Maluku,
Marianas,
Maryland,
Massachusetts,
Mauritius,
Mexico Central,
Mexico Gulf,
Mexico Northeast,
Mexico Northwest,
Mexico Southeast,
Mexico Southwest,
Mississippi,
Missouri,
Mozambique,
Myanmar,
Namibia,
Nansei-shoto,
Nepal,
Netherlands Antilles,
New Caledonia,
New Guinea,
Nicaragua,
Nicobar Is.,
Niger,
Nigeria,
North Carolina,
Northern Provinces,
Ohio,
Oklahoma,
Panamá,
Philippines,
Puerto Rico,
Rodrigues,
Réunion,
Senegal,
Seychelles,
Sierra Leone,
Solomon Is.,
South Carolina,
South China Sea,
Southwest Caribbean,
Sri Lanka,
Sudan,
Sulawesi,
Sumatera,
Taiwan,
Tanzania,
Tennessee,
Texas,
Thailand,
Togo,
Trinidad-Tobago,
Vanuatu,
Venezuela,
Venezuelan Antilles,
Vietnam,
Virginia,
West Virginia,
Windward Is.,
Zambia,
Zaïre,
Zimbabwe