Native to:
Angola,
Assam,
Bahamas,
Bangladesh,
Benin,
Bismarck Archipelago,
Burundi,
Cambodia,
Cameroon,
Cape Provinces,
Cayman Is.,
Central African Repu,
Chad,
Comoros,
Cuba,
Dominican Republic,
East Himalaya,
Gabon,
Ghana,
Guatemala,
Guinea-Bissau,
Gulf of Guinea Is.,
Hainan,
Haiti,
India,
Jamaica,
Kenya,
KwaZulu-Natal,
Laccadive Is.,
Laos,
Leeward Is.,
Liberia,
Madagascar,
Mali,
Mexico Gulf,
Mexico Southeast,
Mexico Southwest,
Mozambique,
Myanmar,
Nepal,
New Guinea,
Nicaragua,
Nigeria,
Northern Provinces,
Pakistan,
Panamá,
Puerto Rico,
Rwanda,
Senegal,
Sierra Leone,
Southwest Caribbean,
Sri Lanka,
Swaziland,
Taiwan,
Tanzania,
Thailand,
Togo,
Trinidad-Tobago,
Uganda,
Vietnam,
West Himalaya,
Windward Is.,
Yemen,
Zambia,
Zaïre,
Zimbabwe
Introduced into:
Bolivia,
Fiji,
Guyana,
Marianas,
Netherlands Antilles,
Queensland,
Rodrigues,
Seychelles