Condor

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Condor
Temporal range: Late PlioceneHolocene
Andean condor (Vultur gryphus) at Colca Canyon.jpg
Andean condor soaring over southern Peru's Colca Canyon
Scientific classification OOjs UI icon edit-ltr.svg
Domain: Eukaryota
Kingdom: Animalia
Phylum: Chordata
Class: Aves
Order: Cathartiformes
Family: Cathartidae
Genera

Condor is the common name for two species of New World vultures, each in a monotypic genus. The name derives from the Quechua kuntur. [1] [2] They are the largest flying land birds in the Western Hemisphere.

They are:

Taxonomy

Condors are part of the family Cathartidae, which contains the New World vultures, whereas the 15 species of Old World vultures are in the family Accipitridae, which also includes hawks, eagles, and kites. The New World and Old World vultures evolved from different ancestors. They both are carrion-eaters and the two groups are similar in appearance due to convergent evolution.

Description

Both condors are very large broad-winged soaring birds, the Andean condor being 3 in (8 cm) to 6 in shorter (beak to tail) on average than the northern species, but heavier and larger in wingspan. [3] The Andean condor has a wingspan of 274–310 cm (9 ft 0 in – 10 ft 2 in) [4] and even up to about 320 centimetres (10.5 ft) and a weight of 8–15 kg, [3] with males ranging from to 11 to 15 kg (24 to 33 lb) and females 7.5 to 11 kg (17 to 24 lb). [5] Meanwhile the California condor has a weight of 8–14 kg and wingspan of about 109 inches, or 2.69 meters. [3] California condors are the largest flying land birds in North America. [3] Among all living flying birds, the Andean condor is the third heaviest after the Kori bustard and great bustard (up to 21 kg or 46 lb), and second only to the wandering albatross (up to 3.5 m or 11 ft 6 in) in wingspan. [6] [7] Measurements are usually taken from specimens reared in captivity. [4]

Andean condor (Vultur gryphus) Colca-condor-c09.jpg
Andean condor (Vultur gryphus)

The adult plumage is uniformly black, with the exception of a frill of white feathers nearly surrounding the base of the neck which are meticulously kept clean by the bird. As an adaptation for hygiene, the condor's head and neck have few feathers, which exposes the skin to the sterilizing effects of dehydration and solar ultraviolet light at high altitudes. The head is much flattened above. In the male it is crowned with a caruncle or comb, while the skin of the neck in the male lies in folds, forming a wattle. The skin of the head and neck is capable of flushing noticeably in response to emotional state, which serves to communicate between individuals. [4]

Andean condor soaring over southern Peru's Colca Canyon Condor flying over the Colca canyon in Peru.jpg
Andean condor soaring over southern Peru's Colca Canyon
Immature California condor California-condor.jpg
Immature California condor

The middle toe is greatly elongated, and the hinder one but slightly developed, while the talons of all the toes are comparatively straight and blunt. The feet are thus more adapted to walking as in their relatives the storks,and of little use as weapons or organs of prehension as in birds of prey and Old World vultures. The female, contrary to the usual rule among birds of prey, is smaller than the male. [4]

California condors' skin on the neck varies in color, depending on the age of the birds. Adult birds' skin color can be cream, pink, yellow, or even orange during breeding season. [4]

Fossil record

Fossils of both extinct and extant condor species from the Pleistocene era have been found in various parts of North America, including New York and Florida, leading scientists to hypothesize that California condors (as well as their ancestors and relatives) once lived on the west coast of North America as well as all the way to the eastern coast, until their eventual extinction/extirpation. Some scientists also have found that an ancient relative of the condor, Argentavis magnificens from South America, may have been the largest flying bird ever with a wingspan of 7 metres (23 ft). [8]

Behavior

Sexual maturity and breeding behavior do not appear in the condor until 5 or 6 years of age. They may live for 50 years or more, and mate for life. The world's oldest condor died at 100 in the Jardin d'Essai du Hamma in Algiers. [9]

The young are covered with a grayish down until they are almost as large as their parents. They are able to fly after six months, but continue to roost and hunt with their parents until age two, when they are displaced by a new clutch. There is a well-developed social structure within large groups of condors; a recent study showed the 'pecking order' is determined by age group and, within age groups, by sex (which contradicts previous findings). [10] [11]

The lack of a large sternum to anchor correspondingly large flight muscles identifies it physiologically as a primary soarer. The birds flap their wings on rising from the ground, but after attaining a moderate elevation they seem to sail on the air, transiting from one upstream to the next often without flapping their wings. One Andean condor was recording maintaining such flight for 171 kilometers (106 mi), for over five hours. [12]

Wild condors inhabit large territories, often traveling 250 km (160 mi) a day in search of carrion. They prefer large carcasses such as deer or cattle which they spot by looking for other scavengers, which cannot rip through the tougher hides of these larger animals with the efficiency of the larger condor. In the wild they are intermittent eaters, often going for a few days without eating, then gorging themselves on several kilograms (pounds) at once, sometimes to the point of being unable to lift off the ground.[ citation needed ]

Other

The Moche people of ancient Peru worshiped nature. [13] They placed emphasis on animals and often depicted condors in their art. [14]

Related Research Articles

<span class="mw-page-title-main">New World vulture</span> Family of birds

Cathartidae, known commonly as New World vultures or condors, are a family of birds of prey consisting of seven extant species in five genera. It includes five extant vultures and two extant condors found in warm and temperate areas of the Americas. They are known as "New World" vultures to distinguish them from Old World vultures, with which the Cathartidae does not form a single clade despite the two being similar in appearance and behavior as a result of convergent evolution.

<span class="mw-page-title-main">Eurasian griffon vulture</span> Species of bird

The Eurasian griffon vulture is a large Old World vulture in the bird of prey family Accipitridae. It is also known as the Griffon vulture, although this term is sometimes used for the genus as a whole. It is not to be confused with the Rüppell's griffon vulture and Himalayan griffon vulture. It is closely related to the white-backed vulture.

<span class="mw-page-title-main">Black vulture</span> New World vulture

The black vulture, also known as the American black vulture, Mexican vulture, zopilote, urubu, or gallinazo, is a bird in the New World vulture family whose range extends from the southeastern United States to Perú, Central Chile and Uruguay in South America. Although a common and widespread species, it has a somewhat more restricted distribution than its compatriot, the turkey vulture, which breeds well into Canada and all the way south to Tierra del Fuego. It is the only extant member of the genus Coragyps, which is in the family Cathartidae. Despite the similar name and appearance, this species is not closely related to the Eurasian black vulture, an Old World vulture, of the family Accipitridae. For ease of locating animal corpses, black vultures tend to inhabit relatively open areas with scattered trees, such as chaparral, in addition to subtropical forested areas and parts of the Brazilian pantanal.

<span class="mw-page-title-main">Marabou stork</span> Species of bird

The marabou stork is a large wading bird in the stork family Ciconiidae native to sub-Saharan Africa. It breeds in both wet and arid habitats, often near human habitation, especially landfill sites. It is sometimes called the "undertaker bird" due to its shape from behind: cloak-like wings and back, skinny white legs, and sometimes a large white mass of "hair".

<span class="mw-page-title-main">California condor</span> Large New World vulture, North America

The California condor is a New World vulture and the largest North American land bird. It became extinct in the wild in 1987 when all remaining wild individuals were captured, but has since been reintroduced to northern Arizona and southern Utah, the coastal mountains of California, and northern Baja California in Mexico. It is the only surviving member of the genus Gymnogyps, although four extinct members of the genus are also known. The species is listed by the International Union for the Conservation of Nature as Critically Endangered, and similarly considered Critically Imperiled by NatureServe.

<span class="mw-page-title-main">Andean condor</span> Species of bird

The Andean condor is a South American New World vulture and is the only member of the genus Vultur. It is found in the Andes mountains and adjacent Pacific coasts of western South America. With a maximum wingspan of 3.3 m and weight of 15 kg (33 lb), the Andean condor is one of the largest flying birds in the world, and is generally considered to be the largest bird of prey in the world.

<span class="mw-page-title-main">King vulture</span> Large bird found in Central and South America

The king vulture is a large bird found in Central and South America. It is a member of the New World vulture family Cathartidae. This vulture lives predominantly in tropical lowland forests stretching from southern Mexico to northern Argentina. It is the only surviving member of the genus Sarcoramphus, although fossil members are known.

<span class="mw-page-title-main">James's flamingo</span> Species of bird

James's flamingo, also known as the puna flamingo, is a species of flamingo that lives at high altitudes in the Andean plateaus of Peru, Chile, Bolivia, and northwest Argentina.

<i>Argentavis</i> Extinct genus of very large birds

Argentavis is an extinct genus of teratornithids known from three sites in the Epecuén and Andalhualá Formations in central and northwestern Argentina dating to the Late Miocene (Huayquerian), where a good sample of fossils has been obtained. The type species, A. magnificens, is sometimes called the giant teratorn. It was among the largest flying birds ever to exist. While it is still considered the heaviest flying bird of all time, Argentavis was likely surpassed in wingspan by Pelagornis sandersi, which is estimated to have possessed wings some 20% longer than Argentavis and which was described in 2014.

<span class="mw-page-title-main">Jabiru</span> Genus of stork

The jabiru is a large stork found in the Americas from Mexico to Argentina, except west of the Andes. It sometimes wanders into the United States, usually in Texas, but has also been reported in Mississippi, Oklahoma and Louisiana. It is most common in the Pantanal region of Brazil and the Eastern Chaco region of Paraguay. It is the only member of the genus Jabiru. The name comes from the Tupi–Guaraní language and means "swollen neck".

<span class="mw-page-title-main">Colca Canyon</span> Natural canyon in Peru

The Colca Canyon is a canyon of the Colca River in southern Peru, located about 160 kilometres (99 mi) northwest of Arequipa. With a depth of about 1000 – 2000 m, it is one of the deepest canyons in the world. Its length is about 70 kilometres (43 mi). The Colca Valley is a colorful Andean valley with pre-Inca rooted inhabitants, and towns founded in Spanish colonial times, still inhabited by people of the Collagua and the Cabana cultures. The local people maintain their ancestral traditions and continue to cultivate the pre-Inca stepped terraces, called andenes.

<span class="mw-page-title-main">Kori bustard</span> Species of bustard native to Africa

The kori bustard is the largest flying bird native to Africa. It is a member of the bustard family, which all belong to the order Otidiformes and are restricted in distribution to the Old World. It is one of the four species in the large-bodied genus Ardeotis. In fact, the male kori bustard may be the heaviest living animal capable of flight.

<span class="mw-page-title-main">Teratornithidae</span> Extinct family of birds

Teratornithidae is an extinct family of very large birds of prey that lived in North and South America from the Late Oligocene to Late Pleistocene. They include some of the largest known flying birds.

<span class="mw-page-title-main">Flying and gliding animals</span> Animals that have evolved aerial locomotion

A number of animals are capable of aerial locomotion, either by powered flight or by gliding. This trait has appeared by evolution many times, without any single common ancestor. Flight has evolved at least four times in separate animals: insects, pterosaurs, birds, and bats. Gliding has evolved on many more occasions. Usually the development is to aid canopy animals in getting from tree to tree, although there are other possibilities. Gliding, in particular, has evolved among rainforest animals, especially in the rainforests in Asia where the trees are tall and widely spaced. Several species of aquatic animals, and a few amphibians and reptiles have also evolved this gliding flight ability, typically as a means of evading predators.

<span class="mw-page-title-main">Andean cock-of-the-rock</span> Species of bird

The Andean cock-of-the-rock, also known as tunki (Quechua), is a large passerine bird of the cotinga family native to Andean cloud forests in South America. It is the national bird of Peru. It has four subspecies and its closest relative is the Guianan cock-of-the-rock.

<i>Teratornis</i> Extinct genus of birds

Teratornis was a genus of huge North American birds of prey—the best-known of the teratorns—of which, two species are known to have existed: Teratornis merriami and Teratornis woodburnensis. A large number of fossil and subfossil bones, representing more than 100 individuals, have been found in locations in California, Oregon, southern Nevada, Arizona, and Florida, though most are from the Californian La Brea Tar Pits. All remains except one Early Pleistocene partial skeleton from the Leisey Shell Pit near Charlotte Harbor, Florida date from the Late Pleistocene, with the youngest remains dating from the Pleistocene–Holocene boundary.

<span class="mw-page-title-main">Cathartiformes</span> Order of birds

The Cathartiformes order of scavenging birds includes the New World vultures and the now-extinct Teratornithidae. Unlike many Old World Vultures, this group of birds lack talons and musculature in their feet suitable to seize prey. In the past, they were considered to be a sister group to the storks of the order Ciconiiformes based on DNA–DNA hybridization and morphology. However, a 2021 analysis of mitochondrial genes suggested a stronger the phylogenetic relationship between Cathartiformes and subfamilies of Accipitriformes.

<span class="mw-page-title-main">Lesser yellow-headed vulture</span> Species of bird

The lesser yellow-headed vulture also known as the savannah vulture, is a species of bird in the New World vulture family Cathartidae. It was considered to be the same species as the greater yellow-headed vulture until they were split in 1964. It is found in Mexico, Central America, and South America in seasonally wet or flooded lowland grassland, swamps, and heavily degraded former forest. It is a large bird, with a wingspan of 150–165 cm (59–65 in). The body plumage is black, and the head and neck, which are featherless, are pale orange with red or blue areas. It lacks a syrinx, so therefore its vocalizations are limited to grunts or low hisses.

<span class="mw-page-title-main">Greater yellow-headed vulture</span> Species of bird

The greater yellow-headed vulture, also known as the forest vulture, is a species of bird in the New World vulture family Cathartidae. It was considered to be the same species as the lesser yellow-headed vulture until they were split in 1964. It is found in South America in tropical moist lowland forests. It is a fairly large bird, with a wingspan of 166–178 cm (65–70 in), a weight of 1.65 kilograms (3.6 lb) and a body length of 64–75 cm (25–30 in). The body plumage is black, and the head and neck, which are featherless, range in color from deep yellow to pale orange. It lacks a syrinx, and its vocalizations are therefore limited to grunts or low hisses.

References

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  12. Dvorsky, George (July 14, 2020). "Andean Condor Soared for 100 Miles Without Flapping Its Wings". Gizmodo. Retrieved May 18, 2022.
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