Native to:
Afghanistan,
Alabama,
Andaman Is.,
Angola,
Arkansas,
Assam,
Bahamas,
Bangladesh,
Belize,
Benin,
Bolivia,
Borneo,
Botswana,
Brazil North,
Brazil Northeast,
Brazil West-Central,
Burkina,
Cambodia,
Cameroon,
Cape Verde,
Caroline Is.,
Cayman Is.,
Central African Repu,
China North-Central,
China South-Central,
China Southeast,
Colombia,
Comoros,
Costa Rica,
Cuba,
Delaware,
Dominican Republic,
East Himalaya,
Ecuador,
Egypt,
El Salvador,
Equatorial Guinea,
Ethiopia,
Florida,
French Guiana,
Gabon,
Gambia,
Georgia,
Ghana,
Gilbert Is.,
Guatemala,
Guinea,
Guinea-Bissau,
Gulf of Guinea Is.,
Guyana,
Hainan,
Haiti,
Honduras,
Illinois,
India,
Ivory Coast,
Jamaica,
Japan,
Jawa,
Kazan-retto,
Kentucky,
Kenya,
Korea,
KwaZulu-Natal,
Laccadive Is.,
Laos,
Leeward Is.,
Lesser Sunda Is.,
Liberia,
Louisiana,
Madagascar,
Malawi,
Malaya,
Mali,
Maluku,
Manchuria,
Marianas,
Marshall Is.,
Maryland,
Mauritius,
Mexico Gulf,
Mexico Northwest,
Mexico Southeast,
Mexico Southwest,
Mississippi,
Missouri,
Mozambique,
Myanmar,
Namibia,
Nansei-shoto,
Nepal,
Netherlands Antilles,
New Guinea,
New Mexico,
New South Wales,
New York,
Nicaragua,
Nicobar Is.,
Nigeria,
North Carolina,
Northern Provinces,
Northern Territory,
Ohio,
Pakistan,
Panamá,
Pennsylvania,
Peru,
Philippines,
Puerto Rico,
Queensland,
Rodrigues,
Réunion,
Samoa,
Senegal,
Seychelles,
Sierra Leone,
Socotra,
Somalia,
South Carolina,
South China Sea,
Southwest Caribbean,
Sri Lanka,
Sudan,
Sulawesi,
Sumatera,
Suriname,
Swaziland,
Taiwan,
Tanzania,
Texas,
Thailand,
Tibet,
Togo,
Tonga,
Trinidad-Tobago,
Uganda,
Venezuela,
Venezuelan Antilles,
Vietnam,
Virginia,
Wallis-Futuna Is.,
West Himalaya,
Zambia,
Zaïre,
Zimbabwe
Introduced into:
Chagos Archipelago,
Christmas I.,
Cook Is.,
Fiji,
Galápagos,
Hawaii,
Line Is.,
Marquesas,
Nauru,
New Caledonia,
Niue,
Society Is.,
Tennessee,
Tokelau-Manihiki,
Tubuai Is.