Native to:
Afghanistan,
Albania,
Aldabra,
Algeria,
Andaman Is.,
Angola,
Assam,
Baleares,
Bangladesh,
Benin,
Bismarck Archipelago,
Borneo,
Botswana,
Burkina,
Burundi,
Cambodia,
Cameroon,
Cape Provinces,
Caprivi Strip,
Caroline Is.,
Central African Republic,
Chad,
China South-Central,
China Southeast,
Comoros,
Congo,
Cook Is.,
Corse,
Cyprus,
Djibouti,
DR Congo,
East Aegean Is.,
East Himalaya,
Egypt,
Eritrea,
Eswatini,
Ethiopia,
Fiji,
France,
Gabon,
Gambia,
Ghana,
Greece,
Guinea,
Guinea-Bissau,
Gulf of Guinea Is.,
Gulf States,
Hainan,
Hawaii,
India,
Iran,
Iraq,
Italy,
Ivory Coast,
Jawa,
Kazakhstan,
Kenya,
Kirgizstan,
Kriti,
Krym,
Kuwait,
KwaZulu-Natal,
Laos,
Lebanon-Syria,
Lesser Sunda Is.,
Liberia,
Libya,
Madagascar,
Malawi,
Malaya,
Mali,
Maluku,
Marianas,
Marshall Is.,
Mauritania,
Mauritius,
Mongolia,
Morocco,
Mozambique,
Myanmar,
Namibia,
Nansei-shoto,
Nauru,
Nepal,
New Caledonia,
New Guinea,
New South Wales,
Nicobar Is.,
Niger,
Nigeria,
Niue,
Norfolk Is.,
North Caucasus,
Northern Provinces,
Northern Territory,
NW. Balkan Pen.,
Oman,
Pakistan,
Palestine,
Philippines,
Pitcairn Is.,
Portugal,
Queensland,
Rwanda,
Samoa,
Sardegna,
Saudi Arabia,
Senegal,
Sicilia,
Sierra Leone,
Sinai,
Society Is.,
Socotra,
Solomon Is.,
Somalia,
South Australia,
Spain,
Sri Lanka,
Sudan-South Sudan,
Sulawesi,
Sumatera,
Tadzhikistan,
Taiwan,
Tanzania,
Thailand,
Tibet,
Togo,
Tonga,
Transcaucasus,
Tuamotu,
Tubuai Is.,
Tunisia,
Turkmenistan,
Türkiye,
Uganda,
Uzbekistan,
Vanuatu,
Victoria,
Vietnam,
Wallis-Futuna Is.,
West Himalaya,
Western Australia,
Western Sahara,
Xinjiang,
Yemen,
Zambia,
Zimbabwe
Introduced into:
Canary Is.,
Trinidad-Tobago