Native to:
Afghanistan,
Aldabra,
Andaman Is.,
Angola,
Argentina Northeast,
Argentina Northwest,
Arizona,
Assam,
Bahamas,
Bangladesh,
Belize,
Benin,
Bermuda,
Bismarck Archipelago,
Bolivia,
Borneo,
Botswana,
Brazil North,
Brazil Northeast,
Brazil South,
Brazil Southeast,
Brazil West-Central,
Burundi,
California,
Cameroon,
Cape Provinces,
Cape Verde,
Caroline Is.,
Cayman Is.,
Central African Repu,
Chatham Is.,
Chile Central,
China South-Central,
China Southeast,
Christmas I.,
Cocos (Keeling) Is.,
Colombia,
Comoros,
Congo,
Cook Is.,
Costa Rica,
Cuba,
Djibouti,
Dominican Republic,
East Himalaya,
Ecuador,
El Salvador,
Eritrea,
Ethiopia,
Fiji,
Florida,
French Guiana,
Gabon,
Galápagos,
Gambia,
Ghana,
Gilbert Is.,
Guatemala,
Guinea,
Guinea-Bissau,
Gulf States,
Guyana,
Hainan,
Haiti,
Hawaii,
Honduras,
India,
Iran,
Ivory Coast,
Jamaica,
Jawa,
Kazan-retto,
Kenya,
KwaZulu-Natal,
Laccadive Is.,
Leeward Is.,
Lesser Sunda Is.,
Liberia,
Madagascar,
Malawi,
Malaya,
Maldives,
Maluku,
Marianas,
Marquesas,
Marshall Is.,
Mauritius,
Mexican Pacific Is.,
Mexico Central,
Mexico Gulf,
Mexico Northeast,
Mexico Northwest,
Mexico Southeast,
Mexico Southwest,
Mozambique,
Myanmar,
Nansei-shoto,
Nauru,
Nepal,
New Caledonia,
New Guinea,
New South Wales,
New Zealand North,
New Zealand South,
Nicaragua,
Nicobar Is.,
Nigeria,
Niue,
Norfolk Is.,
Northern Provinces,
Northern Territory,
Ogasawara-shoto,
Oman,
Pakistan,
Panamá,
Peru,
Philippines,
Puerto Rico,
Queensland,
Rodrigues,
Rwanda,
Réunion,
Samoa,
Saudi Arabia,
Senegal,
Seychelles,
Sierra Leone,
Society Is.,
Socotra,
Solomon Is.,
Somalia,
South Australia,
Southwest Caribbean,
Sri Lanka,
Sudan,
Sulawesi,
Sumatera,
Suriname,
Swaziland,
Taiwan,
Tanzania,
Tasmania,
Thailand,
Togo,
Tonga,
Trinidad-Tobago,
Tuamotu,
Tubuai Is.,
Turks-Caicos Is.,
Uganda,
Uruguay,
Vanuatu,
Venezuela,
Victoria,
Vietnam,
Wallis-Futuna Is.,
West Himalaya,
Western Australia,
Windward Is.,
Yemen,
Zambia,
Zaïre,
Zimbabwe
Introduced into:
Chagos Archipelago,
Easter Is.,
Iraq,
Madeira,
Palestine,
Spain