Native to:
Andaman Is.,
Angola,
Assam,
Bangladesh,
Benin,
Borneo,
Botswana,
Burkina,
Cambodia,
Cameroon,
Caprivi Strip,
China South-Central,
China Southeast,
Congo,
East Himalaya,
Egypt,
Ethiopia,
Gabon,
Gambia,
Ghana,
Guinea,
Guinea-Bissau,
Hainan,
India,
Ivory Coast,
Japan,
Jawa,
Kenya,
Korea,
KwaZulu-Natal,
Laos,
Lesser Sunda Is.,
Malawi,
Malaya,
Mozambique,
Myanmar,
Namibia,
Nansei-shoto,
Nepal,
New Guinea,
New South Wales,
Nicobar Is.,
Niger,
Nigeria,
Northern Provinces,
Northern Territory,
Pakistan,
Philippines,
Queensland,
Senegal,
Sierra Leone,
Socotra,
Sri Lanka,
Sudan,
Sulawesi,
Sumatera,
Swaziland,
Taiwan,
Tanzania,
Thailand,
Togo,
Vietnam,
West Himalaya,
Western Australia,
Zambia,
Zaïre,
Zimbabwe