Native to:
Argentina Northeast,
Argentina Northwest,
Aruba,
Bahamas,
Belize,
Bolivia,
Brazil North,
Brazil Northeast,
Brazil South,
Brazil Southeast,
Brazil West-Central,
Cayman Is.,
Colombia,
Costa Rica,
Cuba,
Dominican Republic,
Ecuador,
El Salvador,
French Guiana,
Galápagos,
Guatemala,
Haiti,
Honduras,
Jamaica,
Leeward Is.,
Mexico Southeast,
Netherlands Antilles,
Nicaragua,
Panamá,
Paraguay,
Peru,
Puerto Rico,
Trinidad-Tobago,
Turks-Caicos Is.,
Uruguay,
Venezuela,
Windward Is.
Introduced into:
Afghanistan,
Alabama,
Aldabra,
Algeria,
Andaman Is.,
Angola,
Arizona,
Arkansas,
Ascension,
Assam,
Austria,
Azores,
Baleares,
Bangladesh,
Benin,
Borneo,
Burkina,
Cambodia,
Cameroon,
Canary Is.,
Cape Provinces,
Caroline Is.,
Central African Republic,
Chad,
Chagos Archipelago,
China North-Central,
China South-Central,
China Southeast,
Christmas I.,
Comoros,
Congo,
Cook Is.,
Corse,
Cyprus,
Czechoslovakia,
Denmark,
Djibouti,
East Aegean Is.,
East Himalaya,
Egypt,
Eritrea,
Ethiopia,
Fiji,
Finland,
Florida,
France,
Free State,
Gabon,
Gambia,
Georgia,
Ghana,
Gilbert Is.,
Greece,
Guinea,
Guinea-Bissau,
Gulf of Guinea Is.,
Gulf States,
Guyana,
Hainan,
Hawaii,
India,
Iraq,
Italy,
Ivory Coast,
Japan,
Jawa,
Kenya,
Korea,
Kriti,
Krym,
Kuwait,
Laccadive Is.,
Laos,
Lebanon-Syria,
Lesser Sunda Is.,
Libya,
Line Is.,
Louisiana,
Madeira,
Malaya,
Maldives,
Mali,
Maluku,
Manchuria,
Marianas,
Marquesas,
Marshall Is.,
Massachusetts,
Mauritania,
Mauritius,
Mexico Northwest,
Mexico Southwest,
Michigan,
Mississippi,
Morocco,
Mozambique,
Myanmar,
Nansei-shoto,
Nauru,
Nepal,
New Caledonia,
New Guinea,
New Mexico,
New South Wales,
New York,
New Zealand North,
Nicobar Is.,
Niger,
Nigeria,
Niue,
Norfolk Is.,
North Carolina,
North Caucasus,
Northern Provinces,
Northern Territory,
Ohio,
Oman,
Pakistan,
Palestine,
Pennsylvania,
Philippines,
Phoenix Is.,
Pitcairn Is.,
Primorye,
Queensland,
Québec,
Rodrigues,
Romania,
Réunion,
Samoa,
Sardegna,
Saudi Arabia,
Senegal,
Seychelles,
Sicilia,
Sierra Leone,
Sinai,
Society Is.,
Solomon Is.,
South Australia,
South Carolina,
South China Sea,
Spain,
Sri Lanka,
St.Helena,
Sudan,
Sulawesi,
Sumatera,
Suriname,
Sweden,
Tadzhikistan,
Tanzania,
Tennessee,
Texas,
Thailand,
Togo,
Tokelau-Manihiki,
Tonga,
Transcaucasus,
Tuamotu,
Tubuai Is.,
Tunisia,
Turkmenistan,
Uganda,
Uzbekistan,
Vanuatu,
Victoria,
Virginia,
Wake I.,
West Himalaya,
Western Australia,
Yemen,
Zambia,
Zaïre,
Zimbabwe