Native to:
Andaman Is.,
Angola,
Assam,
Bangladesh,
Benin,
Bismarck Archipelago,
Borneo,
Botswana,
Burkina,
Burundi,
Cambodia,
Cameroon,
Caroline Is.,
Central African Republic,
Chad,
China South-Central,
China Southeast,
Congo,
DR Congo,
East Himalaya,
Equatorial Guinea,
Eritrea,
Eswatini,
Ethiopia,
Gabon,
Gambia,
Ghana,
Guinea,
Guinea-Bissau,
Gulf of Guinea Is.,
Hainan,
India,
Ivory Coast,
Jawa,
Kenya,
KwaZulu-Natal,
Laccadive Is.,
Laos,
Lesser Sunda Is.,
Liberia,
Madagascar,
Malawi,
Malaya,
Maldives,
Mali,
Maluku,
Mozambique,
Myanmar,
Namibia,
Nansei-shoto,
Nepal,
New Guinea,
New South Wales,
Nicobar Is.,
Nigeria,
Northern Provinces,
Northern Territory,
Pakistan,
Philippines,
Queensland,
Rwanda,
Réunion,
Senegal,
Sierra Leone,
Sri Lanka,
Sudan-South Sudan,
Sumatera,
Taiwan,
Tanzania,
Thailand,
Togo,
Uganda,
Vietnam,
West Himalaya,
Western Australia,
Yemen,
Zambia,
Zimbabwe
Extinct in:
Mauritius
Introduced into:
Cook Is.,
Fiji,
Jamaica,
Marianas,
Society Is.,
Trinidad-Tobago,
Tuamotu,
Tubuai Is.