''Alectoris'' is a genus of

partridge A partridge is a medium-sized Galliformes, galliform bird in any of several genera, with a wide Indigenous (ecology), native distribution throughout parts of Europe, Asia and Africa. Several species have been introduced to the Americas. They ar ...

s in the family

Phasianidae Phasianidae is a family (biology), family of heavy, ground-living birds, which includes pheasants, grouse, partridges, junglefowl, chickens, Turkey bird, turkeys, Old World quail, and peafowl. The family includes many of the most popular Game (hu ...

, closely related to Old World quail (''

Coturnix ''Coturnix'' is a genus of five extant species and five to eight known extinct species of Old World quail. Range These species are distributed throughout Africa, Eurasia, Australia, and formerly New Zealand. An extinct Adaptive radiation, radiat ...

'' and relatives), snowcocks ('' Tetraogallus''), partridge-francolins (''

Pternistis ''Pternistis'' is a genus of galliform birds formerly classified in the spurfowl group of the partridge subfamily of the pheasant family. They are described as "partridge-francolins" in literature establishing their phylogenetic placement o ...

''), bush quail (''

Perdicula ''Perdicula'' is a small genus of quail in the family Phasianidae, containing four species that are collectively known as the bush quails. Taxonomy The generic name ''Perdicula'' is a Neo-Latin, Modern Latin diminutive of the genus ''Perdix'', ...

''), and sand and see-see partridges (''

Ammoperdix ''Ammoperdix'' is a small genus in the pheasant family Phasianidae of the order Galliformes. Species It contains two similar species: The see-see partridge occurs in southwest Asia, and the sand partridge in Egypt and the Middle East. ...

''). Members of the genus are known collectively as rock partridges (a name that also refers to one species in particular, ''

Alectoris graeca The rock partridge or common rock partridge (''Alectoris graeca'') is a gamebird in the pheasant family, Phasianidae, of the order Galliformes (gallinaceous birds). It is native to southern Europe, and is closely related and very similar to its ...

''). The genus name is derived from the , meaning "

chicken The chicken (''Gallus gallus domesticus'') is a domesticated subspecies of the red junglefowl (''Gallus gallus''), originally native to Southeast Asia. It was first domesticated around 8,000 years ago and is now one of the most common and w ...

" or "farmyard fowl". Their fossils date back to the early Pleistocene, with extant representatives in southern

Europe Europe is a continent located entirely in the Northern Hemisphere and mostly in the Eastern Hemisphere. It is bordered by the Arctic Ocean to the north, the Atlantic Ocean to the west, the Mediterranean Sea to the south, and Asia to the east ...

, North

Africa Africa is the world's second-largest and second-most populous continent after Asia. At about 30.3 million km2 (11.7 million square miles) including adjacent islands, it covers 20% of Earth's land area and 6% of its total surfac ...

and

Arabia The Arabian Peninsula (, , or , , ) or Arabia, is a peninsula in West Asia, situated north-east of Africa on the Arabian plate. At , comparable in size to India, the Arabian Peninsula is the largest peninsula in the world. Geographically, the ...

, and across

Asia Asia ( , ) is the largest continent in the world by both land area and population. It covers an area of more than 44 million square kilometres, about 30% of Earth's total land area and 8% of Earth's total surface area. The continent, which ...

Pakistan Pakistan, officially the Islamic Republic of Pakistan, is a country in South Asia. It is the List of countries and dependencies by population, fifth-most populous country, with a population of over 241.5 million, having the Islam by country# ...

Tibet Tibet (; ''Böd''; ), or Greater Tibet, is a region in the western part of East Asia, covering much of the Tibetan Plateau and spanning about . It is the homeland of the Tibetan people. Also resident on the plateau are other ethnic groups s ...

and western

China China, officially the People's Republic of China (PRC), is a country in East Asia. With population of China, a population exceeding 1.4 billion, it is the list of countries by population (United Nations), second-most populous country after ...

Taxonomy

The genus ''Alectoris'' was introduced in 1829 by German naturalist

Johann Jakob Kaup Johann Jakob von Kaup (10 April 1803 – 4 July 1873) was a German naturalist. A proponent of natural philosophy, he believed in an innate mathematical order in nature and he attempted biological classifications based on the Quinarian system. Kaup ...

to accommodate a single species ''Perdrix petrosa'', a

junior synonym In taxonomy, the scientific classification of living organisms, a synonym is an alternative scientific name for the accepted scientific name of a taxon. The botanical and zoological codes of nomenclature treat the concept of synonymy differently. ...

of ''Perdix barbara'' Bonnaterre, 1790, the

Barbary partridge The Barbary partridge (''Alectoris barbara'') is a gamebird in the pheasant family (Phasianidae) of the order Galliformes. It is native to North Africa. Distribution The Barbary partridge has its main native range in North Africa, and is also na ...

, which is therefore the

type species In International_Code_of_Zoological_Nomenclature, zoological nomenclature, a type species (''species typica'') is the species name with which the name of a genus or subgenus is considered to be permanently taxonomically associated, i.e., the spe ...

monotypy In biology, a monotypic taxon is a taxonomic group (taxon) that contains only one immediately subordinate taxon. A monotypic species is one that does not include subspecies or smaller, infraspecific taxa. In the case of genera, the term "unispe ...

. The genus name is from

Ancient Greek Ancient Greek (, ; ) includes the forms of the Greek language used in ancient Greece and the classical antiquity, ancient world from around 1500 BC to 300 BC. It is often roughly divided into the following periods: Mycenaean Greek (), Greek ...

αλεκτορις/''alektoris'', αλεκτοριδος/''alektoridos'' meaning "hen" or "chicken".

Description

These are

non-migratory Bird migration is a seasonal movement of birds between breeding and wintering grounds that occurs twice a year. It is typically from north to south or from south to north. Animal migration, Migration is inherently risky, due to predation and ...

birds of dry, open and often hilly country. They nest in a scantily lined ground scrape laying up to 20

egg An egg is an organic vessel grown by an animal to carry a possibly fertilized egg cell (a zygote) and to incubate from it an embryo within the egg until the embryo has become an animal fetus that can survive on its own, at which point the ...

s. They feed on a wide variety of seeds and vegetation.

Ants Ants are eusocial insects of the family Formicidae and, along with the related wasps and bees, belong to the order Hymenoptera. Ants evolved from vespoid wasp ancestors in the Cretaceous period. More than 13,800 of an estimated total of ...

are a very important source of nutrition for the birds as are

pine nuts Pine nuts, also called piñón (), pinoli (), or pignoli, are the edible seeds of pines (family Pinaceae, genus ''Pinus''). According to the Food and Agriculture Organization, only 29 species provide edible nuts, while 20 are traded locall ...

juniper berries A juniper berry is the female seed cone produced by the various species of junipers. It is not a true berry but a cone with unusually fleshy and merged scales called a galbulus, which gives it a berry-like appearance. The cones from a handful of ...

and

lichen A lichen ( , ) is a hybrid colony (biology), colony of algae or cyanobacteria living symbiotically among hypha, filaments of multiple fungus species, along with yeasts and bacteria embedded in the cortex or "skin", in a mutualism (biology), m ...

s. As is typical of many galliform birds, ''Alectoris'' partridges are relatively round-bodied and small-headed. They typically have a light brown or grey back, grey breast, buff belly, and barred flanks. Several species have a whitish throat with a black border. Their specialized flank coverts give them the appearance of being more rotund than they actually are. Their legs are red, with well-developed,

ball-peen hammer A ball-peen or machinist's hammer, is a type of peening hammer used in metalworking. It has two heads, one flat and the other, called the peen, rounded. It is distinguished from a cross-peen hammer, diagonal-peen hammer, point-peen hammer, or c ...

-like spurs. When disturbed they run very rapidly, often uphill, taking to the wing if pressed. Their wings are long and fairly sharp, shaped rather like those of

ptarmigan ''Lagopus'' is a genus of birds in the grouse subfamily commonly known as ptarmigans (). The genus contains four living species with numerous described subspecies, all living in tundra or cold upland areas. Taxonomy and etymology The genus ''L ...

and spruce grouse, suggesting that the birds sustain themselves in flight over substantial distances to find food. This probably occurs most often during winter.

Introduced species and hybridisation

Some members of the genus, notably the chukar and

red-legged partridge The red-legged partridge (''Alectoris rufa'') is a gamebird in the pheasant family Phasianidae of the order Galliformes, gallinaceous birds. It is sometimes known as French partridge, to distinguish it from the English or grey partridge. The ge ...

, have been introduced to many locations outside their natural range; there are now established populations of chukar in western

North America North America is a continent in the Northern Hemisphere, Northern and Western Hemisphere, Western hemispheres. North America is bordered to the north by the Arctic Ocean, to the east by the Atlantic Ocean, to the southeast by South Ameri ...

Hawaii Hawaii ( ; ) is an island U.S. state, state of the United States, in the Pacific Ocean about southwest of the U.S. mainland. One of the two Non-contiguous United States, non-contiguous U.S. states (along with Alaska), it is the only sta ...

, and the

South Island The South Island ( , 'the waters of Pounamu, Greenstone') is the largest of the three major islands of New Zealand by surface area, the others being the smaller but more populous North Island and Stewart Island. It is bordered to the north by ...

New Zealand New Zealand () is an island country in the southwestern Pacific Ocean. It consists of two main landmasses—the North Island () and the South Island ()—and List of islands of New Zealand, over 600 smaller islands. It is the List of isla ...

, and of red-legged partridge in the

United Kingdom The United Kingdom of Great Britain and Northern Ireland, commonly known as the United Kingdom (UK) or Britain, is a country in Northwestern Europe, off the coast of European mainland, the continental mainland. It comprises England, Scotlan ...

, the

Azores The Azores ( , , ; , ), officially the Autonomous Region of the Azores (), is one of the two autonomous regions of Portugal (along with Madeira). It is an archipelago composed of nine volcanic islands in the Macaronesia region of the North Atl ...

Madeira Madeira ( ; ), officially the Autonomous Region of Madeira (), is an autonomous Regions of Portugal, autonomous region of Portugal. It is an archipelago situated in the North Atlantic Ocean, in the region of Macaronesia, just under north of ...

, and the

Canary Islands The Canary Islands (; ) or Canaries are an archipelago in the Atlantic Ocean and the southernmost Autonomous communities of Spain, Autonomous Community of Spain. They are located in the northwest of Africa, with the closest point to the cont ...

. The chukar readily interbreeds with the

and

rock partridge The rock partridge or common rock partridge (''Alectoris graeca'') is a gamebird in the pheasant family, Phasianidae, of the order Galliformes (gallinaceous birds). It is native to southern Europe, and is closely related and very similar to its ...

. The practice of breeding and releasing captive-bred chukar and hybrids between chukar and red-legged partridge has been banned in the United Kingdom, as it is a threat to red-legged partridge populations.

Species

The genus contains seven species: A prehistoric species, ''A. peii'', is known from

. Another one, ''A. baryosefi'', has been described from

Early Pleistocene The Early Pleistocene is an unofficial epoch (geology), sub-epoch in the international geologic timescale in chronostratigraphy, representing the earliest division of the Pleistocene Epoch within the ongoing Quaternary Period. It is currently esti ...

fossil A fossil (from Classical Latin , ) is any preserved remains, impression, or trace of any once-living thing from a past geological age. Examples include bones, shells, exoskeletons, stone imprints of animals or microbes, objects preserve ...

s found at El-`Ubeidiya ( Jordan valley),

Israel Israel, officially the State of Israel, is a country in West Asia. It Borders of Israel, shares borders with Lebanon to the north, Syria to the north-east, Jordan to the east, Egypt to the south-west, and the Mediterranean Sea to the west. Isr ...

References

Bird genera {{Galliformes-stub

Taxonomy

Description

Introduced species and hybridisation

Species

See also

References