Angola,Benin,Botswana,Burkina Faso,Burundi,Cameroon,Central African Republic,Chad,Congo,Democratic Republic of Congo, Equatorial Guinea,Eritrea,Ethiopia,Gabon,Gambia,Ghana,Guinea,Guinea-Bissau,Ivory Coast,Kenya, Lesotho,Liberia,Malawi,Mali,Mauritania,Mauritius(I),Mozambique,Namibia,Niger,Nigeria, Puerto Rico(I),Reunion(I),Rwanda,Sao Tome and Principe,Senegal,Seychelles(I),Sierra Leone,Singapore,Somalia,South Africa, South Sudan,Spain,Sudan,Swaziland,Tanzania,Togo,Uganda,United States - Hawaii,Zambia,Zimbabwe,
IOC 13.1 Subspecies
Group
Subspecies
Breeding Range
caniceps
s Mauritania, Senegal and Gambia to n Cameroon
mozambica
Kenya to e Botswana, Zimbabwe, ne South Africa and sc Mozambique
vansoni
se Angola, ne Namibia and sw Zambia
samaliyae
se DR Congo, sw Tanzania and ne Zambia
tando
Gabon to Angola
barbata
s Chad and Central African Republic to sw Kenya and c Tanzania
Africa (entire continent rather than south of Sahara)
AN
Antarctica
AO
Atlantic Ocean
AU
Australasia (Wallacea (Indonesian islands east of Wallace's line), New Guinea and its islands, Australia, New Zealand and its subantarctic islands, the Solomons, New Caledonia, and Vanuatu)
EU
Eurasia (Europe, Asia from the Middle East through central Asia north of the Himalayas, Siberia and northern China to Japan)
IO
Indian Ocean
LA
Latin America (Middle and South America)
MA
Middle America (Mexico through Panama)
NA
North America (includes the Caribbean)
NO
Northern oceans
OR
Oriental Region (South Asia from Pakistan to Taiwan, plus Southeast Asia, the Philippines, and Greater Sundas)