Native to:
Afghanistan,
Alabama,
Andaman Is.,
Angola,
Argentina Northeast,
Assam,
Bahamas,
Bangladesh,
Belize,
Benin,
Bismarck Archipelago,
Bolivia,
Borneo,
Botswana,
Brazil North,
Brazil Northeast,
Brazil South,
Brazil Southeast,
Brazil West-Central,
Burkina,
Burundi,
Cambodia,
Cameroon,
Cape Provinces,
Cape Verde,
Caprivi Strip,
Caroline Is.,
Central African Republic,
Central American Pacific Is.,
Chad,
China South-Central,
China Southeast,
Colombia,
Comoros,
Congo,
Costa Rica,
Cuba,
Djibouti,
Dominican Republic,
DR Congo,
East Himalaya,
Ecuador,
El Salvador,
Equatorial Guinea,
Eritrea,
Eswatini,
Ethiopia,
Fiji,
Florida,
Free State,
French Guiana,
Gabon,
Gambia,
Georgia,
Ghana,
Guatemala,
Guinea,
Guinea-Bissau,
Gulf of Guinea Is.,
Guyana,
Hainan,
Haiti,
Honduras,
India,
Ivory Coast,
Jamaica,
Japan,
Jawa,
Kenya,
KwaZulu-Natal,
Laos,
Leeward Is.,
Lesotho,
Lesser Sunda Is.,
Liberia,
Louisiana,
Madagascar,
Malawi,
Malaya,
Mali,
Maluku,
Marianas,
Mauritius,
Mexico Central,
Mexico Gulf,
Mexico Southeast,
Mexico Southwest,
Mississippi,
Mozambique,
Myanmar,
Namibia,
Nansei-shoto,
Nepal,
New Caledonia,
New Guinea,
Nicaragua,
Nicobar Is.,
Niger,
Nigeria,
Niue,
North Carolina,
Northern Provinces,
Northern Territory,
Ogasawara-shoto,
Oman,
Pakistan,
Panamá,
Paraguay,
Peru,
Philippines,
Puerto Rico,
Queensland,
Rwanda,
Réunion,
Samoa,
Saudi Arabia,
Senegal,
Sierra Leone,
Socotra,
Solomon Is.,
Somalia,
South Carolina,
South China Sea,
Sri Lanka,
Sudan-South Sudan,
Sulawesi,
Sumatera,
Suriname,
Tadzhikistan,
Taiwan,
Tanzania,
Thailand,
Togo,
Tonga,
Trinidad-Tobago,
Turkmenistan,
Uganda,
Uruguay,
Uzbekistan,
Vanuatu,
Venezuela,
Vietnam,
West Himalaya,
Western Australia,
Windward Is.,
Yemen,
Zambia,
Zimbabwe
Extinct in:
Seychelles
Introduced into:
Argentina Northwest,
Cayman Is.,
Netherlands Antilles,
Texas