Native to:
Angola,
Assam,
Bangladesh,
Benin,
Botswana,
Brazil Northeast,
Brazil Southeast,
Burkina,
Burundi,
Cameroon,
Cape Provinces,
Cape Verde,
Caprivi Strip,
Central African Repu,
Chad,
Congo,
East Himalaya,
Eritrea,
Ethiopia,
Gabon,
Gambia,
Ghana,
Guinea,
Guinea-Bissau,
India,
Ivory Coast,
Kenya,
KwaZulu-Natal,
Malawi,
Mali,
Mauritania,
Mozambique,
Namibia,
Niger,
Nigeria,
Northern Provinces,
Oman,
Pakistan,
Paraguay,
Rwanda,
Saudi Arabia,
Senegal,
Sierra Leone,
Somalia,
Sudan,
Swaziland,
Tanzania,
Togo,
Uganda,
Venezuela,
Yemen,
Zambia,
Zaïre,
Zimbabwe
Introduced into:
Andaman Is.,
Brazil North,
Brazil South,
Brazil West-Central,
Cambodia,
China South-Central,
China Southeast,
Cuba,
Egypt,
Hainan,
Hawaii,
Iraq,
Jamaica,
Laos,
Leeward Is.,
Madagascar,
Malaya,
Mauritius,
Myanmar,
Nepal,
Nicobar Is.,
Palestine,
Puerto Rico,
Rodrigues,
Réunion,
Sinai,
Sri Lanka,
Suriname,
Taiwan,
Thailand,
Trinidad-Tobago,
Vietnam,
West Himalaya