Native to:
Andaman Is.,
Angola,
Argentina Northeast,
Argentina Northwest,
Bangladesh,
Benin,
Brazil Northeast,
Brazil Southeast,
Central African Republic,
China South-Central,
China Southeast,
Christmas I.,
Comoros,
Congo,
East Himalaya,
Eritrea,
Gabon,
Ghana,
Hainan,
India,
Ivory Coast,
Jawa,
Kenya,
KwaZulu-Natal,
Lesser Sunda Is.,
Madagascar,
Mauritius,
Mozambique,
Myanmar,
Nepal,
New Guinea,
New South Wales,
Nigeria,
Northern Provinces,
Northern Territory,
Paraguay,
Philippines,
Queensland,
Réunion,
South Australia,
Sri Lanka,
Sudan,
Sulawesi,
Swaziland,
Taiwan,
Tanzania,
Thailand,
Togo,
Uganda,
Venezuela,
Vietnam,
West Himalaya,
Western Australia,
Yemen,
Zaïre,
Zimbabwe
Introduced into:
Bolivia,
Galápagos,
Marianas