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Red fox

The red fox (Vulpes vulpes) is the largest of the true foxes and one of the most widely distributed members of the order Carnivora, being present across the entire Northern Hemisphere including most of North America, Europe and Asia, plus parts of North Africa. It is listed as least concern on the IUCN Red List.[1] Its range has increased alongside human expansion, having been introduced to Australia, where it is considered harmful to native mammals and bird populations. Due to its presence in Australia, it is included on the list of the "world's 100 worst invasive species".[4]

For other uses, see Red Fox (disambiguation).

The red fox originated from smaller-sized ancestors from Eurasia during the Middle Villafranchian period,[5] and colonised North America shortly after the Wisconsin glaciation.[6] Among the true foxes, the red fox represents a more progressive form in the direction of carnivory.[7] Apart from its large size, the red fox is distinguished from other fox species by its ability to adapt quickly to new environments. Despite its name, the species often produces individuals with other colourings, including leucistic and melanistic individuals.[7] Forty-five subspecies are currently recognised,[8] which are divided into two categories: the large northern foxes and the small, basal southern grey desert foxes of Asia and North Africa.[7]


Red foxes are usually found in pairs or small groups consisting of families, such as a mated pair and their young, or a male with several females having kinship ties. The young of the mated pair remain with their parents to assist in caring for new kits.[9] The species primarily feeds on small rodents, though it may also target rabbits, squirrels, game birds, reptiles, invertebrates[7] and young ungulates.[7] Fruit and vegetable matter is also eaten sometimes.[10] Although the red fox tends to kill smaller predators, including other fox species, it is vulnerable to attack from larger predators, such as wolves, coyotes, golden jackals, large predatory birds such as golden eagles and Eurasian eagle owls,[11] and medium- and large-sized felids.[12]


The species has a long history of association with humans, having been extensively hunted as a pest and furbearer for many centuries, as well as being represented in human folklore and mythology. Because of its widespread distribution and large population, the red fox is one of the most important furbearing animals harvested for the fur trade.[13]: 229–230  Too small to pose a threat to humans, it has extensively benefited from the presence of human habitation, and has successfully colonised many suburban and urban areas. Domestication of the red fox is also underway in Russia, and has resulted in the domesticated silver fox.

Etymology[edit]

The word "fox" comes from Old English, which derived from Proto-Germanic *fuhsaz. Compare with West Frisian foks, Dutch vos, and German Fuchs. This, in turn, derives from Proto-Indo-European *puḱ- 'thick-haired; tail'. Compare to the Hindi pū̃ch 'tail', Tocharian B päkā 'tail; chowrie', and Lithuanian paustìs 'fur'. The bushy tail also forms the basis for the fox's Welsh name, llwynog, literally 'bushy', from llwyn 'bush'. Likewise, Portuguese: raposa from rabo 'tail', Lithuanian uodẽgis from uodegà 'tail', and Ojibwe waagosh from waa, which refers to the up and down "bounce" or flickering of an animal or its tail.


The scientific term vulpes derives from the Latin word for fox, and gives the adjectives vulpine and vulpecular.[15]

Northern foxes are large and brightly coloured.

Southern grey desert foxes include the Asian subspecies V. v. griffithi, V. v. pusilla, and V. v. flavescens. These foxes display transitional features between the northern foxes and other, smaller fox species; their skulls possess more primitive, traits than the northern foxes[7] and they are much smaller; the maximum sizes attained by southern grey desert foxes are invariably less than the average sizes of northern foxes. Their limbs are also longer and their ears larger.[7]

neotenous

Contact calls: The most commonly heard contact call is a three to five syllable barking "wow wow wow" sound, which is often made by two foxes approaching one another. This call is most frequently heard from December to February (when they can be confused with the territorial calls of ). The "wow wow wow" call varies according to individual; captive foxes have been recorded to answer pre-recorded calls of their pen-mates, but not those of strangers. Kits begin emitting the "wow wow wow" call at the age of 19 days, when craving attention. When red foxes draw close together, they emit trisyllabic greeting warbles similar to the clucking of chickens. Adults greet their kits with gruff huffing noises.[47]: 28 

tawny owls

Interaction calls: When greeting one another, red foxes emit high pitched whines, particularly submissive animals. A submissive fox approached by a dominant animal will emit a ululating siren-like shriek. During aggressive encounters with conspecifics, they emit a throaty rattling sound, similar to a , called "gekkering". Gekkering occurs mostly during the courting season from rival males or vixens rejecting advances.[47]: 28 

ratchet

An urban red fox crossing a street

An urban red fox crossing a street

An urban red fox in central London

An urban red fox in central London

An urban red fox eating from a bag of biscuits in Dorset, England

An urban red fox eating from a bag of biscuits in Dorset, England

"Fleet", the urban red fox from the BBC TV series Winterwatch

"Fleet", the urban red fox from the BBC TV series Winterwatch

An urban red fox with a discarded bag

KFC

Osborn, Dale. J. & Helmy, Ibrahim (1980). . Fieldiana. New Series (5). Field Museum of Natural History.

"The contemporary land mammals of Egypt (including Sinai)"

Sillero-Zubiri, Claudio; Hoffman, Michael & MacDonald, David W. (2004). . IUCN/SSC Canid Specialist Group. ISBN 978-2-8317-0786-0. Archived from the original on 6 October 2011.

Canids: Foxes, Wolves, Jackals and Dogs – 2004 Status Survey and Conservation Action Plan

Spagnesi, Mario & De Marina Marinis, Maria (2002). "Mammiferi d'Italia". Quaderni di Conservazione della Natura.  1592-2901.

ISSN

. Integrated Taxonomic Information System. Retrieved 18 March 2006.

"Vulpes vulpes (Linnaeus, 1758)"

National Geographic

Red Fox

Wildlife Online

Natural History of the Red Fox

Sacramento Valley red fox info1

Fletcher Wildlife Garden

Red Fox