Native to:
Andaman Is.,
Angola,
Assam,
Bangladesh,
Benin,
Borneo,
Burkina,
Burundi,
Cambodia,
Central African Repu,
Chad,
Congo,
East Himalaya,
Eritrea,
Ethiopia,
Gambia,
Guinea,
Guinea-Bissau,
India,
Ivory Coast,
Jawa,
Kenya,
KwaZulu-Natal,
Lesser Sunda Is.,
Madagascar,
Malawi,
Malaya,
Mali,
Mauritania,
Mozambique,
Myanmar,
Nansei-shoto,
Nepal,
New Guinea,
Nicobar Is.,
Niger,
Nigeria,
Northern Provinces,
Northern Territory,
Oman,
Pakistan,
Philippines,
Queensland,
Rwanda,
Senegal,
Sierra Leone,
South Australia,
Sri Lanka,
Sudan,
Sulawesi,
Sumatera,
Swaziland,
Tanzania,
Thailand,
Togo,
Uganda,
Vietnam,
West Himalaya,
Western Australia,
Zambia,
Zaïre,
Zimbabwe
Introduced into:
China South-Central,
China Southeast,
Solomon Is.,
Taiwan