Bates's swift (''Apus batesi'') is a species of small

swift Swift or SWIFT most commonly refers to: * SWIFT, an international organization facilitating transactions between banks ** SWIFT code * Swift (programming language) * Swift (bird), a family of birds It may also refer to: Organizations * SWIFT, ...

in the family

Apodidae The swifts are a family, Apodidae, of highly aerial birds. They are superficially similar to swallows, but are not closely related to any passerine species. Swifts are placed in the order Apodiformes with hummingbirds. The treeswifts are closely r ...

which is found in western Africa.

Description

Bates's swift is a small, slender swift with a deeply forked tail which is often held closed to form a point. It has a glossy black plumage with an indistinct pale patch on the throat. It is normally silent but makes a high-pitched trill near the nest. They are 14 cm in length.

Distribution

Bates's swift is found from

Liberia Liberia (), officially the Republic of Liberia, is a country on the West African coast. It is bordered by Sierra Leone to Liberia–Sierra Leone border, its northwest, Guinea to its north, Ivory Coast to its east, and the Atlantic Ocean ...

and

Guinea Guinea ( ),, fuf, 𞤘𞤭𞤲𞤫, italic=no, Gine, wo, Gine, nqo, ߖߌ߬ߣߍ߫, bm, Gine officially the Republic of Guinea (french: République de Guinée), is a coastal country in West Africa. It borders the Atlantic Ocean to the we ...

then patchily eastwards to

Ghana Ghana (; tw, Gaana, ee, Gana), officially the Republic of Ghana, is a country in West Africa. It abuts the Gulf of Guinea and the Atlantic Ocean to the south, sharing borders with Ivory Coast in the west, Burkina Faso in the north, and To ...

Nigeria Nigeria ( ), , ig, Naìjíríyà, yo, Nàìjíríà, pcm, Naijá , ff, Naajeeriya, kcg, Naijeriya officially the Federal Republic of Nigeria, is a country in West Africa. It is situated between the Sahel to the north and the Gulf o ...

and

Cameroon Cameroon (; french: Cameroun, ff, Kamerun), officially the Republic of Cameroon (french: République du Cameroun, links=no), is a country in west-central Africa. It is bordered by Nigeria to the west and north; Chad to the northeast; the C ...

, south to

Gabon Gabon (; ; snq, Ngabu), officially the Gabonese Republic (french: République gabonaise), is a country on the west coast of Central Africa. Located on the equator, it is bordered by Equatorial Guinea to the northwest, Cameroon to the north ...

and the northern

Congo Congo or The Congo may refer to either of two countries that border the Congo River in central Africa: * Democratic Republic of the Congo, the larger country to the southeast, capital Kinshasa, formerly known as Zaire, sometimes referred to a ...

. Its presence in

Sierra Leone Sierra Leone,)]. officially the Republic of Sierra Leone, is a country on the southwest coast of West Africa. It is bordered by Liberia to the southeast and Guinea surrounds the northern half of the nation. Covering a total area of , Sierra ...

is unconfirmed, as are reports from the eastern

democratic Republic of Congo The Democratic Republic of the Congo (french: République démocratique du Congo (RDC), colloquially "La RDC" ), informally Congo-Kinshasa, DR Congo, the DRC, the DROC, or the Congo, and formerly and also colloquially Zaire, is a country in ...

Habitat

Bates's swift is a rainforest species and is found in areas close to cliffs and crags.

Habits

Bates's swift forages above the canopy of the rainforest using a fluttering flight, with short periods of gliding occasionally interrupting the rapid wing beats. It may be seen singly, or in small flocks and in mixed flocks with other swifts and hirundines. It nests solitarily in the old nests of hirundines and other swifts, mainly forest swallow and possibly

mottled spinetail The mottled spinetail (''Telacanthura ussheri'') is a species of swift in the family Apodidae. It is found in Angola, Benin, Burkina Faso, Cameroon, Central African Republic, Republic of the Congo, Democratic Republic of the Congo, Ivory Coast, E ...

and

lesser striped swallow The lesser striped swallow (''Cecropis abyssinica'') is a large swallow. It breeds in Sub-Saharan Africa from Sierra Leone and southern Sudan south into eastern South Africa. It is partially migratory with South African birds wintering further no ...

. Breeding has been recorded in September to March in Gabon and egg laying has been noted in Cameroon in May and June.

Taxonomy and naming

Recent molecular studies have placed this species in a

clade A clade (), also known as a monophyletic group or natural group, is a group of organisms that are monophyletic – that is, composed of a common ancestor and all its lineal descendants – on a phylogenetic tree. Rather than the English term, ...

with

white-rumped swift The white-rumped swift (''Apus caffer'') is a species of swift. Although this small bird is superficially similar to a house martin, it is not closely related to that passerine species. The resemblances between the swallows and swifts are due to ...

horus swift The Horus swift (''Apus horus'') is a small bird in the Swift (bird), swift family. Horus, whose name this bird commemorates, was the ancient Egyptian god of the sun, son of Osiris and Isis. Description The Horus swift is 13–15 cm long an ...

house swift The house swift (''Apus nipalensis'') is a species of swift in the family Apodidae. It is found in Japan, Nepal, and Southeast Asia. It is capable of flying long distances by alternately shutting off hemispheres of their brain in-flight. In May 2 ...

and

little swift The little swift (''Apus affinis''), is a small species of swift found in Africa and southwestern Asia, and are vagrants and local breeders in southern Europe. They are found both in urban areas and at rocky cliffs where they build nests in a way ...

. Its common name and Latin binomial commemorate

George Latimer Bates George Latimer Bates (March 21, 1863, Abingdon, Illinois US – January 31, 1940 Chelmsford UK), LL.D., M.B.O.U. was an American naturalist. Bates studied at Knox College, Galesburg and at the Chicago Theological Seminary and in 1895 visited W ...

(1863–1940), an American naturalist who traveled in

West Africa West Africa or Western Africa is the westernmost region of Africa. The United Nations defines Western Africa as the 16 countries of Benin, Burkina Faso, Cape Verde, The Gambia, Ghana, Guinea, Guinea-Bissau, Ivory Coast, Liberia, Mali, Maurit ...

References

{{Taxonbar, from=Q1273972 Bates's swift Birds of Central Africa Birds of West Africa Bates's swift Taxonomy articles created by Polbot