Native to:
Afghanistan,
Albania,
Algeria,
Altay,
Amur,
Andaman Is.,
Angola,
Assam,
Austria,
Bangladesh,
Belarus,
Benin,
Borneo,
Botswana,
Bulgaria,
Burkina,
Burundi,
Buryatiya,
Cambodia,
Cameroon,
Cape Provinces,
Caprivi Strip,
Central African Repu,
Central European Rus,
Chad,
China North-Central,
China South-Central,
China Southeast,
Chita,
Congo,
Corse,
Czechoslovakia,
East Aegean Is.,
East European Russia,
East Himalaya,
Egypt,
Equatorial Guinea,
Eritrea,
Ethiopia,
France,
Free State,
Gambia,
Germany,
Ghana,
Greece,
Guinea,
Guinea-Bissau,
Gulf States,
Hainan,
Hungary,
India,
Inner Mongolia,
Iran,
Iraq,
Irkutsk,
Italy,
Ivory Coast,
Japan,
Jawa,
Kazakhstan,
Kenya,
Khabarovsk,
Kirgizstan,
Korea,
Krasnoyarsk,
Krym,
KwaZulu-Natal,
Laos,
Lebanon-Syria,
Lesser Sunda Is.,
Liberia,
Libya,
Madagascar,
Malawi,
Malaya,
Mali,
Manchuria,
Mauritania,
Mauritius,
Mongolia,
Morocco,
Mozambique,
Mozambique Channel I,
Myanmar,
Namibia,
Nansei-shoto,
Nepal,
New Guinea,
Niger,
Nigeria,
North Caucasus,
Northern Provinces,
Oman,
Pakistan,
Palestine,
Philippines,
Portugal,
Primorye,
Romania,
Réunion,
Sakhalin,
Sardegna,
Saudi Arabia,
Senegal,
Seychelles,
Sicilia,
Sierra Leone,
Sinai,
South European Russi,
Spain,
Sri Lanka,
Sudan,
Sulawesi,
Sumatera,
Swaziland,
Switzerland,
Tadzhikistan,
Taiwan,
Tanzania,
Tibet,
Togo,
Transcaucasus,
Turkey,
Turkey-in-Europe,
Turkmenistan,
Tuva,
Uganda,
Ukraine,
Uzbekistan,
Vietnam,
West Himalaya,
West Siberia,
Yakutskiya,
Yemen,
Yugoslavia,
Zambia,
Zaïre,
Zimbabwe
Introduced into:
Alabama,
Argentina Northeast,
Arizona,
Arkansas,
Aruba,
Bahamas,
Belgium,
Bermuda,
Bolivia,
Brazil North,
Brazil Northeast,
Brazil South,
Brazil Southeast,
Brazil West-Central,
British Columbia,
California,
Caroline Is.,
Chile Central,
Chile South,
Christmas I.,
Colombia,
Colorado,
Connecticut,
Costa Rica,
Cuba,
Delaware,
Denmark,
District of Columbia,
Dominican Republic,
Ecuador,
El Salvador,
Fiji,
Florida,
French Guiana,
Galápagos,
Georgia,
Great Britain,
Guyana,
Haiti,
Hawaii,
Honduras,
Idaho,
Illinois,
Indiana,
Iowa,
Jamaica,
Kansas,
Kazan-retto,
Kentucky,
Leeward Is.,
Line Is.,
Louisiana,
Maine,
Marianas,
Maryland,
Massachusetts,
Mexico Central,
Mexico Gulf,
Mexico Northeast,
Mexico Northwest,
Mexico Southeast,
Mexico Southwest,
Michigan,
Minnesota,
Mississippi,
Missouri,
Nebraska,
Netherlands,
Netherlands Antilles,
Nevada,
New Caledonia,
New Hampshire,
New Jersey,
New Mexico,
New South Wales,
New York,
Nicaragua,
North Carolina,
North Dakota,
Northern Territory,
Nova Scotia,
Ohio,
Oklahoma,
Ontario,
Oregon,
Paraguay,
Pennsylvania,
Peru,
Poland,
Puerto Rico,
Queensland,
Québec,
Rhode I.,
Samoa,
Society Is.,
Solomon Is.,
South Australia,
South Carolina,
South Dakota,
Tasmania,
Tennessee,
Texas,
Trinidad-Tobago,
Tuamotu,
Uruguay,
Venezuela,
Vermont,
Victoria,
Virginia,
Washington,
West Virginia,
Western Australia,
Windward Is.,
Wisconsin,
Wyoming