Culpeo | |
---|---|
Culpeo in Peru | |
Scientific classification | |
Domain: | Eukaryota |
Kingdom: | Animalia |
Phylum: | Chordata |
Class: | Mammalia |
Order: | Carnivora |
Family: | Canidae |
Genus: | Lycalopex |
Species: | L. culpaeus |
Binomial name | |
Lycalopex culpaeus (Molina, 1782) | |
Culpeo range |
The culpeo (Lycalopex culpaeus), also known as Culpeo zorro, Andean zorro, Andean fox, Paramo wolf, [3] Andean wolf, [4] and colpeo fox, [4] is a species of South American fox. Despite the name, it is not a true fox, but more closely related to wolves and jackals. Its appearance resembles that of foxes due to convergent evolution.
The culpeo's diet consists largely of rodents, rabbits, birds and lizards, and to a lesser extent, plant material and carrion. They may prey on Andean flamingos and baby vicuña. The culpeo occasionally attacks sheep and is, therefore, often hunted or poisoned. [5] In some regions, it has become rare, but overall the species is not threatened with extinction.
The culpeo was domesticated by the Selk'nam people of Tierra del Fuego, producing the Fuegian dog which became extinct in the late 19th or early 20th century. [6]
The culpeo is a canid intermediate in size between a red fox and a coyote. It is the second-largest native canid on the continent after the maned wolf. In appearance, it bears many similarities to the widely recognized red fox. It has grey and reddish fur, a white chin, reddish legs and a stripe on its back that may be barely visible. The average weight of the male is 11.4 kg (25 lb), while the typically smaller females average 8.4 kg (19 lb). Overall, a weight range of 5 to 13.5 kg (11 to 30 lb) has been reported. Total length can range from 94 to 133 cm (37 to 52 in), including a tail of 32 to 44 cm (13 to 17 in) in length. [7] The pelt has a grizzled appearance. The neck and shoulders are often tawny to rufous in color, while the upper back is dark. The bushy tail has a black tip. [8]
The culpeo's range extends from the southern regions of Patagonia and Tierra del Fuego in the south to Ecuador and Peru in the north, with some populations extending into southern Colombia. It is also found in the Sierras Grandes mountain range in Córdoba, Argentina. [9] It is most common on the western slopes of the Andes, where it inhabits open country and deciduous forests.
The culpeo lives in a wide variety of habitats of western South America. They are found in broadleaf Nothofagus temperate rainforest, sclerophyllous matorral, deserts, chaparrals, and plateaus, like the Altiplano, up to the tree line (4,800 metres (15,700 ft)). [1]
The culpeo is an opportunistic predator that will take any variety of prey. It mainly feeds on rodents (including common degus) and lagomorphs (especially the introduced European rabbit and European hare); however, it occasionally feeds on domestic livestock and young guanacos. [10] [11] They will also feed on insects, birds, lizards, fruit, and carrion of llamas and vicuñas. [11] Culpeos are considered beneficial because they are significant predators of the rabbits introduced in 1915; such introduced rabbit populations are believed to have allowed culpeos to spread from the Andean foothills across the Patagonian plain. [12] They sometimes take young lambs up to 1 week old. In limited studies, the larger culpeo appears to dominate potential competitors, including South American gray foxes, Geoffroy's cats, pampas cats, grisons and various raptorial birds. [8] In the southeastern Argentine Patagonia region, culpeos generally tend to consume more of the introduced European hare than the South American gray fox does year-round, while the gray fox tends to consume more rodents. However, during colder seasons, the culpeo's diet overlaps more with the gray fox due to a lack of variety in prey, thus causing prey partitioning as the culpeos use their size advantage to exclude the gray fox from areas with higher concentrations of prey. [13] Its range also overlaps that of the much larger puma, but the size difference ensures that the two species have limited competition. They are known to eat the carcasses of vicuñas. Culpeos have also been observed preying upon introduced beavers in Tierra del Fuego. [14] During a period of drought in central Chile's scrublands lagomorphs, coati, goats, and cattle make up a large amount of their diet. [15]
The typical mating period is between August and October. After a gestation period of 55–60 days, the female gives birth usually to between two and five pups.
The taxonomy of the culpeo has been the topic of debate due to their high phenetic variability and the scarcity of research, among other things. Over the past three decades, they have been placed variably in the genera Dusicyon (Clutton-Brock, et al., 1976; Wozencraft, 1989), Canis (Langguth, 1975; Van Gelder, 1978), Pseudalopex (Berta, 1987; Wozencraft, 1993; Tedford et al., 1995) and Lycalopex (Zunino, 1995; Wozencraft, 2005). [16]
This canid, like other South American foxes, is still sometimes classified as a member of the genus Pseudalopex. [1] As Pseudalopex and Lycalopex have largely come to describe the same genus, either classification is acceptable, although the modern practice is to give Lycalopex prominence. [17]
Dusicyon is an extinct genus of South American canids.
The Magellanic subpolar forests are a terrestrial ecoregion of southernmost South America, covering parts of southern Chile and Argentina, and are part of the Neotropical realm. It is a temperate broadleaf and mixed forests ecoregion, and contains the world's southernmost forests.
The guanaco is a camelid native to South America, closely related to the llama. Guanacos are one of two wild South American camelids; the other species is the vicuña, which lives at higher elevations.
The South American foxes (Lycalopex), commonly called raposa in Portuguese, or zorro in Spanish, are a genus from South America of the subfamily Caninae. Despite their name, they are not true foxes, but are a unique canid genus more closely related to wolves and jackals than to true foxes; some of them resemble foxes due to convergent evolution. The South American gray fox, Lycalopex griseus, is the most common species, and is known for its large ears and a highly marketable, russet-fringed pelt.
Darwin's fox or Darwin's zorro is an endangered canid from the genus Lycalopex. It is also known as the zorro chilote or zorro de Darwin in Spanish and lives on Nahuelbuta National Park, the Cordillera de Oncol, Cordillera Pelada in mainland Chile and Chiloé Island. This small, dark canine weighs 1.8 to 3.95 kg, has a head-and-body length of 48 to 59 cm and a tail that is 17.5 to 25.5 cm. Darwin's fox displays no key differences between male and female other than the fact that the male has a broader muzzle. Males display no territorial behavior and are not aggressive towards other males roaming around their territory.
The Sechuran fox, also called the Peruvian desert fox or the Sechuran zorro, is a small South American species of canid closely related to other South American "false" foxes or zorro. It gets its name for being found in the Sechura Desert in northwestern Peru.
The Pampas fox, also known as grey pampean fox, Pampas zorro, Azara's fox, or Azara's zorro, is a medium-sized zorro, or "false" fox, native to the South American Pampas. Azara in some of its alternative common names is a reference to Spanish naturalist Félix de Azara.
The hoary fox or hoary zorro, also known as raposinha-do-campo in Brazil, is a species of zorro or "false" fox endemic to Brazil. Unlike many other foxes, it feeds primarily on small invertebrates such as insects.
The South American gray fox, also known as the Patagonian fox, the chilla or zorro gris, is a South American species of Lycalopex in the Canidae family, which includes dogs, wolves, jackals, coyotes and foxes, among other canids. It is endemic to the southern parts of Argentina and Chile, primarily Patagonia and Tierra Del Fuego.
The pale fox is a species of fox found in the band of African Sahel from Senegal in the west to Sudan in the east. It is one of the least studied of all canid species, in part due to its remote habitat and its sandy coat that blends in well with the desert-like terrain. The pale fox is distinguished by its light-colored fur and oversized ears, which enable it to excel in camouflage and survival in harsh environments.
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Huerquehue National Park is located in the foothills of the Andes, in the Valdivian temperate rainforest of the La Araucanía region in southern Chile. It lies 145 km southeast of Temuco and 33 km east of Pucón, between the Villarrica National Reserve to the west and the Hualalafquén National Reserve to the east. The park encompasses 125 square kilometres of mountainous terrain east of Caburgua Lake, and has an elevation range of 720 to 2,000 m asl.
The Reserva Provincial La Payunia also known as Payún or Payén is a natural reserve located in the Malargüe Department in the southern part of Mendoza Province, Argentina, about 160 km away from Malargüe city. It was declared as nature preserve in 1988 and has an area of 4,500 km2. La Payunia is home to the many volcanic cones, being noteworthy the Payún Matrú volcano.
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The Environment of Argentina is characterised by high biodiversity.
Dusicyon avus is an extinct species of cerdocyonine canid in the genus Dusicyon, native to South America during the Pleistocene and Holocene epochs. It was medium to large, about the size of a German shepherd. It was closely related to the Falkland Islands wolf or warrah (Dusicyon australis), which descended from a population of D. avus. It appears to have survived until very recently, perhaps 400 years ago.
The Fuegian dog, or Yahgan dog, or Patagonian dog, is an extinct type of canid. In comparison to the domestic dog's ancient wolf ancestry, the Fuegian dog was traditionally thought to be bred and domesticated from the South American culpeo, also known as the culpeo fox. However, 2023 research suggested that the traditional accounts of the Fuegian dog were in fact two different animals. The culpeo itself is similar to true foxes, though it is closer, genetically, to wolves, coyotes and jackals ; thus it is placed in a separate genus within the South American foxes or zorros.
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