Native to:
Alabama,
Aldabra,
Angola,
Argentina Northeast,
Argentina Northwest,
Arizona,
Arkansas,
Aruba,
Assam,
Bahamas,
Bangladesh,
Belize,
Benin,
Bolivia,
Borneo,
Botswana,
Brazil North,
Brazil Northeast,
Brazil South,
Brazil Southeast,
Brazil West-Central,
Burkina,
Burundi,
California,
Cambodia,
Cameroon,
Cape Provinces,
Cape Verde,
Central African Repu,
Chad,
China North-Central,
China South-Central,
China Southeast,
Colombia,
Comoros,
Congo,
Connecticut,
Costa Rica,
Cuba,
Delaware,
District of Columbia,
Dominican Republic,
East Himalaya,
Ecuador,
El Salvador,
Equatorial Guinea,
Eritrea,
Ethiopia,
Florida,
Free State,
French Guiana,
Gabon,
Galápagos,
Gambia,
Georgia,
Ghana,
Guatemala,
Guinea,
Guinea-Bissau,
Gulf of Guinea Is.,
Guyana,
Hainan,
Haiti,
Honduras,
Illinois,
India,
Indiana,
Inner Mongolia,
Iowa,
Ivory Coast,
Jamaica,
Japan,
Jawa,
Kansas,
Kazan-retto,
Kentucky,
Kenya,
Korea,
KwaZulu-Natal,
Laos,
Leeward Is.,
Lesotho,
Lesser Sunda Is.,
Liberia,
Louisiana,
Madagascar,
Maine,
Malawi,
Malaya,
Mali,
Maluku,
Manchuria,
Maryland,
Massachusetts,
Mauritania,
Mauritius,
Mexican Pacific Is.,
Mexico Central,
Mexico Gulf,
Mexico Northeast,
Mexico Northwest,
Mexico Southeast,
Mexico Southwest,
Michigan,
Minnesota,
Mississippi,
Missouri,
Morocco,
Mozambique,
Myanmar,
Namibia,
Nansei-shoto,
Nebraska,
Nepal,
Netherlands Antilles,
New Brunswick,
New Caledonia,
New Guinea,
New Hampshire,
New Jersey,
New Mexico,
New South Wales,
New York,
Nicaragua,
Nicobar Is.,
Niger,
Nigeria,
Norfolk Is.,
North Carolina,
Northern Provinces,
Northern Territory,
Nova Scotia,
Ohio,
Oklahoma,
Ontario,
Pakistan,
Panamá,
Paraguay,
Pennsylvania,
Peru,
Philippines,
Primorye,
Puerto Rico,
Queensland,
Québec,
Rhode I.,
Rwanda,
Réunion,
Senegal,
Seychelles,
Sierra Leone,
Socotra,
Somalia,
South Australia,
South Carolina,
Spain,
Sri Lanka,
St.Helena,
Sudan,
Sulawesi,
Sumatera,
Suriname,
Swaziland,
Taiwan,
Tanzania,
Tennessee,
Texas,
Thailand,
Tibet,
Togo,
Transcaucasus,
Trinidad-Tobago,
Turkey,
Uganda,
Uruguay,
Venezuela,
Venezuelan Antilles,
Vermont,
Vietnam,
Virginia,
West Himalaya,
West Virginia,
Western Australia,
Windward Is.,
Wisconsin,
Yemen,
Zambia,
Zaïre,
Zimbabwe
Extinct in:
Italy
Introduced into:
Chagos Archipelago,
France,
Hawaii,
Italy