Native to:
Andaman Is.,
Angola,
Assam,
Bangladesh,
Benin,
Bismarck Archipelago,
Borneo,
Burkina,
Burundi,
Cambodia,
Cameroon,
Caroline Is.,
Central African Repu,
Chad,
China North-Central,
China South-Central,
China Southeast,
Comoros,
Congo,
Cook Is.,
East Himalaya,
Eritrea,
Ethiopia,
Fiji,
Gabon,
Ghana,
Guinea,
Guinea-Bissau,
Gulf of Guinea Is.,
Hainan,
India,
Ivory Coast,
Japan,
Jawa,
Kenya,
Korea,
KwaZulu-Natal,
Laos,
Lesser Sunda Is.,
Liberia,
Madagascar,
Malawi,
Malaya,
Mali,
Maluku,
Marianas,
Mauritius,
Mozambique,
Mozambique Channel I,
Myanmar,
Nansei-shoto,
Nepal,
New Caledonia,
New Guinea,
Nicobar Is.,
Niger,
Nigeria,
Niue,
Northern Provinces,
Northern Territory,
Oman,
Pakistan,
Philippines,
Queensland,
Rwanda,
Réunion,
Samoa,
Senegal,
Sierra Leone,
Society Is.,
Solomon Is.,
Sri Lanka,
Sudan,
Sulawesi,
Sumatera,
Swaziland,
Taiwan,
Tanzania,
Thailand,
Tibet,
Togo,
Tonga,
Tuamotu,
Tubuai Is.,
Uganda,
Vanuatu,
Vietnam,
Wallis-Futuna Is.,
West Himalaya,
Yemen,
Zambia,
Zaïre,
Zimbabwe
Extinct in:
Cape Verde