Native to:
Alabama,
Andaman Is.,
Angola,
Argentina Northeast,
Arkansas,
Assam,
Bangladesh,
Belize,
Benin,
Bolivia,
Borneo,
Botswana,
Brazil North,
Brazil Northeast,
Brazil South,
Brazil Southeast,
Brazil West-Central,
Burkina,
Burundi,
Cambodia,
Cameroon,
Cape Provinces,
Caprivi Strip,
Central African Republic,
Chad,
China North-Central,
China South-Central,
China Southeast,
Colombia,
Comoros,
Congo,
Costa Rica,
Cuba,
Delaware,
Dominican Republic,
East Himalaya,
Ethiopia,
Florida,
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,
Korea,
KwaZulu-Natal,
Laos,
Lesser Sunda Is.,
Liberia,
Louisiana,
Madagascar,
Maine,
Malawi,
Malaya,
Mali,
Maluku,
Manchuria,
Maryland,
Massachusetts,
Mexico Central,
Mexico Gulf,
Mexico Southeast,
Mexico Southwest,
Mississippi,
Missouri,
Mozambique,
Myanmar,
Namibia,
Nansei-shoto,
Nepal,
New Guinea,
New Jersey,
New South Wales,
Nicaragua,
Nicobar Is.,
Niger,
Nigeria,
North Carolina,
Northern Provinces,
Northern Territory,
Oklahoma,
Panamá,
Paraguay,
Peru,
Philippines,
Puerto Rico,
Queensland,
Rwanda,
Senegal,
Seychelles,
Sierra Leone,
South Carolina,
South China Sea,
Sri Lanka,
Sudan,
Sulawesi,
Sumatera,
Suriname,
Swaziland,
Taiwan,
Tanzania,
Tennessee,
Texas,
Thailand,
Tibet,
Togo,
Trinidad-Tobago,
Uganda,
Uruguay,
Venezuela,
Vietnam,
Virginia,
West Himalaya,
Western Australia,
Zambia,
Zaïre,
Zimbabwe
Introduced into:
Caroline Is.,
Ecuador,
Fiji,
Hawaii,
Kermadec Is.,
Leeward Is.,
Marianas,
Marquesas,
New Caledonia,
New Zealand North,
Réunion,
Samoa,
Tubuai Is.