Native to:
Afghanistan,
Aldabra,
Andaman Is.,
Angola,
Assam,
Bangladesh,
Botswana,
Burkina,
Cambodia,
Cameroon,
Cape Verde,
Caprivi Strip,
Caroline Is.,
Chad,
China South-Central,
Comoros,
Cook Is.,
Djibouti,
East Himalaya,
Egypt,
Eritrea,
Ethiopia,
Gambia,
Ghana,
Hainan,
India,
Jawa,
Kenya,
KwaZulu-Natal,
Laos,
Lesser Sunda Is.,
Madagascar,
Madeira,
Malawi,
Malaya,
Mali,
Maluku,
Mauritania,
Morocco,
Mozambique,
Myanmar,
Namibia,
Nepal,
New Guinea,
New South Wales,
Niger,
Nigeria,
Northern Provinces,
Northern Territory,
Oman,
Pakistan,
Philippines,
Queensland,
Saudi Arabia,
Senegal,
Seychelles,
Somalia,
South Australia,
Sri Lanka,
Sudan,
Swaziland,
Taiwan,
Tanzania,
Thailand,
Togo,
Uganda,
Victoria,
Vietnam,
West Himalaya,
Western Australia,
Yemen,
Zambia,
Zaïre,
Zimbabwe
Introduced into:
Alabama,
Japan,
North Carolina,
Ogasawara-shoto