Native to:
Afghanistan,
Algeria,
Angola,
Arkansas,
Assam,
Bangladesh,
Benin,
Botswana,
Brazil Southeast,
Burkina,
California,
Cape Provinces,
Caprivi Strip,
Central African Republic,
Chad,
China South-Central,
China Southeast,
Colorado,
Congo,
Cuba,
Egypt,
Ethiopia,
Free State,
Gambia,
Ghana,
Guinea,
Hainan,
Illinois,
India,
Iran,
Iraq,
Ivory Coast,
Jawa,
Kansas,
Kenya,
KwaZulu-Natal,
Laos,
Lesser Sunda Is.,
Louisiana,
Malaya,
Mali,
Mauritania,
Mexico Northeast,
Mexico Northwest,
Missouri,
Montana,
Mozambique,
Namibia,
Nansei-shoto,
Nebraska,
Nepal,
Nevada,
New Mexico,
New South Wales,
Niger,
Nigeria,
Northern Provinces,
Northern Territory,
Oklahoma,
Oman,
Oregon,
Pakistan,
Palestine,
Philippines,
Queensland,
Saudi Arabia,
Senegal,
Somalia,
South Australia,
South Dakota,
Sri Lanka,
Sudan,
Swaziland,
Tadzhikistan,
Taiwan,
Tanzania,
Texas,
Thailand,
Transcaucasus,
Utah,
Uzbekistan,
Victoria,
Vietnam,
Washington,
West Himalaya,
Western Australia,
Western Sahara,
Yemen,
Zambia,
Zaïre,
Zimbabwe
Introduced into:
Costa Rica,
Ecuador,
Greece,
Haiti,
Japan,
Mexico Southwest,
Netherlands Antilles,
Peru,
Spain,
Venezuela