Native to:
Aldabra,
Andaman Is.,
Angola,
Assam,
Bangladesh,
Benin,
Botswana,
Burkina,
Burundi,
Cambodia,
Cameroon,
Cape Provinces,
Cape Verde,
Caroline Is.,
Central African Repu,
Chad,
China South-Central,
China Southeast,
Cocos (Keeling) Is.,
Comoros,
Congo,
Djibouti,
East Himalaya,
Egypt,
Eritrea,
Ethiopia,
Free State,
Gabon,
Gambia,
Ghana,
Guinea,
Guinea-Bissau,
Hainan,
India,
Ivory Coast,
Kenya,
KwaZulu-Natal,
Laccadive Is.,
Laos,
Lesotho,
Lesser Sunda Is.,
Liberia,
Madagascar,
Malawi,
Malaya,
Mali,
Maluku,
Mauritania,
Mauritius,
Morocco,
Mozambique,
Mozambique Channel I,
Myanmar,
Namibia,
Nepal,
New Guinea,
New South Wales,
Nicobar Is.,
Niger,
Nigeria,
Northern Provinces,
Northern Territory,
Oman,
Pakistan,
Philippines,
Queensland,
Rodrigues,
Rwanda,
Réunion,
Saudi Arabia,
Senegal,
Seychelles,
Sierra Leone,
Socotra,
Somalia,
Sri Lanka,
Sudan,
Sumatera,
Swaziland,
Taiwan,
Tanzania,
Thailand,
Togo,
Uganda,
Vietnam,
West Himalaya,
Western Australia,
Western Sahara,
Yemen,
Zambia,
Zaïre,
Zimbabwe
Introduced into:
Chagos Archipelago,
Florida,
Jawa,
North Carolina,
South Carolina