Native to:
Afghanistan,
Alabama,
Andaman Is.,
Angola,
Argentina Northeast,
Argentina Northwest,
Arizona,
Arkansas,
Bangladesh,
Benin,
Bolivia,
Borneo,
Botswana,
Brazil North,
Brazil Northeast,
Brazil West-Central,
Burkina,
Burundi,
California,
Cambodia,
Cameroon,
Cape Provinces,
Caprivi Strip,
Cayman Is.,
Central African Republic,
Chad,
China North-Central,
China South-Central,
China Southeast,
Colombia,
Colorado,
Comoros,
Congo,
Costa Rica,
Cuba,
Djibouti,
Dominican Republic,
East Himalaya,
Ecuador,
Egypt,
El Salvador,
Eritrea,
Ethiopia,
Florida,
Free State,
French Guiana,
Gabon,
Georgia,
Ghana,
Guatemala,
Guinea,
Guinea-Bissau,
Guyana,
Hainan,
Haiti,
Honduras,
Illinois,
India,
Indiana,
Iran,
Iraq,
Ivory Coast,
Jamaica,
Japan,
Jawa,
Kentucky,
Kenya,
Korea,
Kuwait,
KwaZulu-Natal,
Laos,
Lebanon-Syria,
Leeward Is.,
Lesser Sunda Is.,
Liberia,
Libya,
Louisiana,
Madagascar,
Malaya,
Mali,
Maluku,
Marquesas,
Mauritania,
Mexico Central,
Mexico Gulf,
Mexico Northeast,
Mexico Northwest,
Mexico Southeast,
Mexico Southwest,
Mississippi,
Missouri,
Mozambique,
Myanmar,
Namibia,
Nansei-shoto,
Nevada,
New Guinea,
New Jersey,
New Mexico,
New South Wales,
Nicaragua,
Nicobar Is.,
Niger,
Nigeria,
North Carolina,
Northern Provinces,
Northern Territory,
Ogasawara-shoto,
Ohio,
Oklahoma,
Oman,
Pakistan,
Palestine,
Panamá,
Paraguay,
Pennsylvania,
Peru,
Philippines,
Puerto Rico,
Queensland,
Rwanda,
Saudi Arabia,
Senegal,
Sierra Leone,
Sinai,
Somalia,
South Carolina,
South China Sea,
South Dakota,
Sri Lanka,
Sudan,
Sulawesi,
Sumatera,
Suriname,
Swaziland,
Taiwan,
Tanzania,
Tennessee,
Texas,
Thailand,
Togo,
Trinidad-Tobago,
Uganda,
Utah,
Venezuela,
Venezuelan Antilles,
Vietnam,
Virginia,
West Himalaya,
Western Australia,
Windward Is.,
Yemen,
Zambia,
Zaïre,
Zimbabwe
Introduced into:
Cape Verde,
Czechoslovakia,
Hawaii,
Malawi,
Maryland,
Mauritius,
Réunion,
St.Helena