Native to:
Alabama,
Andaman Is.,
Angola,
Argentina Northeast,
Argentina Northwest,
Arkansas,
Assam,
Bahamas,
Bangladesh,
Belize,
Benin,
Bermuda,
Bismarck Archipelago,
Bolivia,
Borneo,
Botswana,
Brazil North,
Brazil South,
Brazil Southeast,
Brazil West-Central,
Burkina,
Burundi,
Cambodia,
Cameroon,
Canary Is.,
Cape Provinces,
Cape Verde,
Caroline Is.,
Cayman Is.,
Central African Repu,
China North-Central,
China South-Central,
China Southeast,
Christmas I.,
Colombia,
Comoros,
Congo,
Cook Is.,
Costa Rica,
Cuba,
Dominican Republic,
East Himalaya,
Ecuador,
El Salvador,
Equatorial Guinea,
Eritrea,
Ethiopia,
Fiji,
Florida,
French Guiana,
Gabon,
Galápagos,
Gambia,
Georgia,
Ghana,
Guatemala,
Guinea,
Guinea-Bissau,
Gulf of Guinea Is.,
Guyana,
Hainan,
Haiti,
Honduras,
India,
Iran,
Italy,
Ivory Coast,
Jamaica,
Japan,
Jawa,
Kazan-retto,
Kenya,
Kermadec Is.,
Korea,
KwaZulu-Natal,
Laccadive Is.,
Laos,
Leeward Is.,
Lesser Sunda Is.,
Liberia,
Louisiana,
Madagascar,
Madeira,
Malawi,
Malaya,
Maldives,
Mali,
Maluku,
Marianas,
Marquesas,
Mauritius,
Mexican Pacific Is.,
Mexico Central,
Mexico Gulf,
Mexico Northeast,
Mexico Northwest,
Mexico Southeast,
Mexico Southwest,
Mississippi,
Missouri,
Mozambique,
Myanmar,
Namibia,
Nansei-shoto,
Nepal,
New Caledonia,
New Guinea,
New South Wales,
New Zealand North,
New Zealand South,
Nicaragua,
Nicobar Is.,
Nigeria,
Niue,
Norfolk Is.,
North Carolina,
North Caucasus,
Northern Provinces,
Northern Territory,
Ogasawara-shoto,
Oklahoma,
Oman,
Pakistan,
Panamá,
Paraguay,
Peru,
Philippines,
Pitcairn Is.,
Puerto Rico,
Queensland,
Rodrigues,
Rwanda,
Réunion,
Samoa,
Senegal,
Seychelles,
Sierra Leone,
Society Is.,
Socotra,
Solomon Is.,
South Carolina,
Spain,
Sri Lanka,
Sudan,
Sulawesi,
Sumatera,
Suriname,
Swaziland,
Switzerland,
Taiwan,
Tanzania,
Texas,
Thailand,
Tibet,
Togo,
Tonga,
Transcaucasus,
Trinidad-Tobago,
Tuamotu,
Tubuai Is.,
Turkey,
Uganda,
Uruguay,
Vanuatu,
Venezuela,
Venezuelan Antilles,
Victoria,
Vietnam,
Virginia,
Wallis-Futuna Is.,
West Himalaya,
Western Australia,
Windward Is.,
Yemen,
Yugoslavia,
Zambia,
Zaïre,
Zimbabwe
Introduced into:
Brazil Northeast,
Hawaii,
Maryland,
Nauru,
St.Helena