Native to:
Afghanistan,
Alabama,
Aldabra,
Algeria,
Andaman Is.,
Angola,
Argentina Northeast,
Argentina Northwest,
Arizona,
Aruba,
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,
Cayman Is.,
Central African Republic,
Chad,
Chile North,
China North-Central,
China South-Central,
China Southeast,
Christmas I.,
Cocos (Keeling) Is.,
Colombia,
Comoros,
Congo,
Costa Rica,
Cuba,
Djibouti,
Dominican Republic,
DR Congo,
East Himalaya,
Ecuador,
Egypt,
El Salvador,
Equatorial Guinea,
Eritrea,
Eswatini,
Ethiopia,
Florida,
Free State,
French Guiana,
Gabon,
Gambia,
Georgia,
Ghana,
Guatemala,
Guinea,
Guinea-Bissau,
Gulf of Guinea Is.,
Gulf States,
Guyana,
Hainan,
Haiti,
Honduras,
India,
Inner Mongolia,
Iran,
Ivory Coast,
Jamaica,
Japan,
Jawa,
Kansas,
Kenya,
Korea,
KwaZulu-Natal,
Laccadive Is.,
Laos,
Lebanon-Syria,
Leeward Is.,
Lesotho,
Lesser Sunda Is.,
Liberia,
Libya,
Louisiana,
Madagascar,
Malawi,
Malaya,
Maldives,
Mali,
Maluku,
Manchuria,
Mauritania,
Mauritius,
Mexico Central,
Mexico Gulf,
Mexico Northeast,
Mexico Northwest,
Mexico Southeast,
Mexico Southwest,
Mississippi,
Mozambique,
Myanmar,
Namibia,
Nansei-shoto,
Nepal,
Netherlands Antilles,
New Caledonia,
New Guinea,
New Mexico,
New South Wales,
Nicaragua,
Nicobar Is.,
Niger,
Nigeria,
North Carolina,
Northern Provinces,
Northern Territory,
Oklahoma,
Oman,
Pakistan,
Palestine,
Panamá,
Paraguay,
Peru,
Philippines,
Puerto Rico,
Qinghai,
Queensland,
Rwanda,
Réunion,
Saudi Arabia,
Senegal,
Sierra Leone,
Sinai,
Socotra,
Somalia,
South Australia,
South Carolina,
South China Sea,
Southwest Caribbean,
Sri Lanka,
Sudan-South Sudan,
Sulawesi,
Sumatera,
Taiwan,
Tanzania,
Tasmania,
Texas,
Thailand,
Tibet,
Togo,
Trinidad-Tobago,
Turks-Caicos Is.,
Uganda,
Uruguay,
Vanuatu,
Venezuela,
Venezuelan Antilles,
Victoria,
Vietnam,
West Himalaya,
Western Australia,
Western Sahara,
Windward Is.,
Yemen,
Zambia,
Zimbabwe
Introduced into:
Bermuda,
Caroline Is.,
Chagos Archipelago,
Cook Is.,
Fiji,
Hawaii,
Marianas,
Marquesas,
Maryland,
Nauru,
Niue,
Norfolk Is.,
North Caucasus,
Rodrigues,
Samoa,
Seychelles,
Society Is.,
Tonga,
Transcaucasus,
Tubuai Is.,
Virginia