Native to:
Angola,
Assam,
Bangladesh,
Benin,
Borneo,
Botswana,
Burkina,
Cameroon,
Cape Provinces,
Central African Repu,
Chad,
China South-Central,
China Southeast,
Comoros,
Congo,
Djibouti,
Eritrea,
Ethiopia,
Fiji,
Free State,
Gabon,
Gambia,
Ghana,
Gilbert Is.,
Guinea,
Guinea-Bissau,
Gulf of Guinea Is.,
Gulf States,
Hainan,
India,
Ivory Coast,
Jawa,
Kenya,
KwaZulu-Natal,
Laccadive Is.,
Lesser Sunda Is.,
Liberia,
Malawi,
Malaya,
Maldives,
Mali,
Maluku,
Mauritania,
Mozambique,
Myanmar,
Namibia,
Nepal,
New Guinea,
Niger,
Nigeria,
Northern Provinces,
Oman,
Pakistan,
Philippines,
Rwanda,
Samoa,
Saudi Arabia,
Senegal,
Sierra Leone,
Socotra,
Somalia,
South China Sea,
Sri Lanka,
Sudan,
Sulawesi,
Sumatera,
Swaziland,
Taiwan,
Tanzania,
Togo,
Tonga,
Uganda,
Vietnam,
Yemen,
Zaïre,
Zimbabwe
Introduced into:
Andaman Is.,
Caroline Is.,
Cuba,
Dominican Republic,
Guyana,
Haiti,
Jamaica,
Leeward Is.,
Marianas,
Mauritius,
Nansei-shoto,
Nicobar Is.,
Puerto Rico,
Rodrigues,
Réunion,
Trinidad-Tobago,
Windward Is.