Coati

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Coati
A White-nosed Coati.jpg
White-nosed coati (Nasua narica)
Scientific classification OOjs UI icon edit-ltr.svg
Domain: Eukaryota
Kingdom: Animalia
Phylum: Chordata
Class: Mammalia
Order: Carnivora
Family: Procyonidae
Subfamily: Procyoninae
Tribe: Procyonini
Subtribe: Nasuina
Genera
Leefgebied neusbeer.JPG
Range map

Coatis (from Tupí), [1] also known as coatimundis ( /kˌɑːtɪˈmʌndi/ ), [2] [3] are members of the family Procyonidae in the genera Nasua and Nasuella (comprising the subtribe Nasuina). They are diurnal mammals native to South America, Central America, Mexico, and the Southwestern United States. The name "coatimundi" comes from the Tupian languages of Brazil, where it means "lone coati". [4] [5] Locally in Belize, the coati is known as "quash". [6]

Contents

Physical characteristics

Adult coatis measure 33 to 69 cm (13 to 27 in) from head to the base of the tail, which can be as long as their bodies. Coatis are about 30 cm (12 in) tall at the shoulder and weigh between 2 and 8 kg (4.4 and 17.6 lb), about the size of a large house cat. Males can become almost twice as large as females and have large, sharp canine teeth. The measurements above relate to the white-nosed and South America coatis. The two species of mountain coati are smaller. [7]

All coatis share a slender head with an elongated, flexible, slightly upturned nose, small ears, dark feet, and a long non-prehensile tail used for balance and signaling.

Ring-tailed coatis have either a light brown or black coat, with a lighter underpart and a white-ringed tail in most cases. Coatis have a long brown tail with rings on it which are anywhere from starkly defined like a raccoon's to very faint. Like raccoons and unlike ring-tailed cats and cacomistles, the rings go completely around the tail. Coatis often hold the tail erect; it is used as such to keep troops of coatis together in tall vegetation. The tip of the tail can be moved slightly on its own, as is the case with cats, but it is not prehensile as is that of the kinkajou, another procyonid.

Coatis have bear- and raccoon-like paws and walk plantigrade like raccoons and bears (on the soles of the feet, as do humans). Coatis have nonretractable claws. Coatis also are able to rotate their ankles beyond 180°, in common with raccoons and other procyonids (and others in the order Carnivora and rare cases among other mammals); they are therefore able to descend trees head first. (Other animals living in forests have acquired some or all of these properties through convergent evolution, including members of the mongoose, civet, weasel, cat, and bear families.)

The coati snout is long and somewhat pig-like – part of the reason for its nickname 'the hog-nosed raccoon'. It is also extremely flexible and can rotate up to 60° in any direction. They use their noses to push objects and rub parts of their body. The facial markings include white markings around the eyes and on the ears and snout.

Coatis have strong limbs to climb and dig and have a reputation for intelligence, like their fellow procyonid, the raccoon. Unlike nocturnal raccoons, however, most coatis are diurnal, although some may exhibit cathemeral behavior. [8] They prefer to sleep or rest in elevated places and niches, like the rainforest canopy, in crudely built sleeping nests.

Habitat and range

Overall, coatis are widespread, occupying habitats ranging from hot and arid areas to humid Amazonian rainforests or even cold Andean mountain slopes, including grasslands and bushy areas. Their geographical range extends from the southwestern U.S. (southern Arizona, New Mexico, and Texas) through northern Uruguay. [9] Around 10 coatis are thought to have formed a breeding population in Cumbria, UK. [10]

Taxonomy

Coatis  

The following species are recognised: [7] [11] [12]

The Cozumel Island coati was formerly recognised as a species, but the vast majority of recent authorities treat it as a subspecies, N. narica nelsoni, of the white-nosed coati. [2] [11] [13] [14] [15]

Genetic evidence (cytochrome b sequences) has suggested that the genus Nasuella should be merged into Nasua , as the latter is otherwise paraphyletic. [7] Other genetic studies have shown that the closest relatives of the coatis are the olingos (genus Bassaricyon); [16] [17] [18] the two lineages are thought to have diverged about 10.2 million years ago. [18]

Lifespan

Coatis can live up to seven years in the wild. In captivity, their average lifespan is about 14 years, and some coatis can live into their late teens. [19]

Feeding habits

Coatis are omnivores; their diet consists mainly of ground litter, invertebrates, such as tarantula, and fruit (Alves-Costa et al., 2004, 2007; Hirsch 2007). They also eat small vertebrate prey, such as lizards, rodents, small birds, birds' eggs, and crocodile eggs. The snout, with an acute sense of smell, assists the paws in a hog-like manner to unearth invertebrates.

Behaviour

Coati showing its canines Coati in "la venta" Mexico.JPG
Coati showing its canines

Little is known about the behaviour of the mountain coatis, [7] and the following is almost entirely about the coatis of the genus Nasua. Unlike most members of the raccoon family (Procyonidae), coatis are primarily diurnal. Nasua coati females and young males up to two years of age are gregarious and travel through their territories in noisy, loosely organised bands made up of four to 25 individuals, foraging with their offspring on the ground or in the forest canopy. Males over two years become solitary due to behavioural disposition and collective aggression from the females and will join the female groups only during the breeding season.

When provoked, or for defence, coatis can be fierce fighters; their strong jaws, sharp canine teeth, and fast scratching paws, along with a tough hide sturdily attached to the underlying muscles, make it very difficult for potential predators (e.g., dogs or jaguars) to seize the smaller mammal.

Coatis communicate their intentions or moods with chirping, snorting, or grunting sounds. Different chirping sounds are used to express joy during social grooming, appeasement after fights, or to convey irritation or anger. Snorting while digging, along with an erect tail, states territorial or food claims during foraging. Coatis additionally use special postures or moves to convey simple messages; for example, hiding the nose between the front paws as a sign for submission; lowering the head, baring teeth, and jumping at an enemy signal an aggressive disposition. Individuals recognise other coatis by their looks, voices, and smells, the individual smell is intensified by special musk-glands on their necks and bellies.

Coatis from Panama are known to rub their own fur and that of other troop members with resin from Trattinnickia aspera (Burseraceae) trees, but its purpose is unclear. Some proposed possibilities are it serves as an insect repellent, a fungicide, or as a form of scent-marking. [20]

Reproduction

Coati breeding season mainly corresponds with the start of the rainy season to coincide with maximum availability of food, especially fruits: between January and March in some areas, and between October and February in others. Female and young coatis commonly live in bands of 5 to 40 and travel together. The males are solitary and join the bands only during the short mating season. For this period, an adult male is accepted into the band of females and juveniles near the beginning of the breeding season, leading to a polygynous mating system.

The pregnant females separate from the group, build a nest on a tree or in a rocky niche and, after a gestation period of about 11 weeks, give birth to litters of three to seven kits. About six weeks after birth, the females and their young will rejoin the band. Females become sexually mature at two years of age, while males will acquire sexual maturity at three years of age.

Natural predators

Coati predators include jaguarundis, anacondas, pumas, [21] maned wolves, boa constrictors, foxes, dogs, tayras, ocelots, and jaguars. Large raptors, such as ornate hawk-eagles, black-and-chestnut eagles, and harpy eagles, also are known to hunt them. [22] White-headed capuchin monkeys hunt their pups. [23]

Status

In Central and South America, coatis are threatened by environmental destruction and unregulated hunting. A lack of scientifically sound population studies could be leading to an underestimation of the coati population and other ecological problems affecting the species.[ citation needed ]

In captivity

Coatis are one of five groups of procyonids commonly kept as pets in various parts of North, Central and South America, the others being the raccoons (common and crab-eating), the kinkajou, the ring-tailed cat and cacomistle. However, while both the white-nosed and South America coatis are common in captivity, mountain coatis are extremely rare in captivity. [24] [25]

Coatis are small creatures that can be wild, somewhat difficult to control or train in some cases, and generally behave in a manner radically different from that of a pet dog. [26] Optimally, they should have a spacious outdoor enclosure and a coati-proofed room in the house and/or other climate-controlled place, as well. They can be given the run of the house but need careful watching, more careful in some cases than others.

It is possible to litter or toilet train coatis; [27] if one cannot be trained as such, it is still possible to lessen problems in that they tend to designate a latrine area, which can have a litter pan placed in it as is done with many ferrets, pet skunks, rabbits, and rodents. [27] Coatis generally need both dog and cat vaccines for distemper and many other diseases and an inactivated rabies vaccine. They can be spayed or neutered for the same reason as cats and dogs and other pets.

Related Research Articles

<span class="mw-page-title-main">White-nosed coati</span> Species of mammal

The white-nosed coati, also known as the coatimundi, is a species of coati and a member of the family Procyonidae. Local Spanish names for the species include antoon, gato solo, pizote, and tejón, depending upon the region. It weighs about 4–6 kg (8.8–13.2 lb), and the nose-to-tail length of the species is about 110 cm (3.6 ft) with about half of that being the tail length. However, small females can weigh as little as 3.1 kg (6.8 lb), while large males can weigh as much as 9 kg (20 lb).

<span class="mw-page-title-main">Procyonidae</span> Family of mammals

Procyonidae is a New World family of the order Carnivora. It includes the raccoons, ringtails, cacomistles, coatis, kinkajous, olingos, and olinguitos. Procyonids inhabit a wide range of environments and are generally omnivorous.

<i>Procyon</i> (genus) Genus of carnivores

Procyon is a genus of nocturnal mammals comprising three species commonly known as raccoons in the family Procyonidae. The most familiar species, the common raccoon, is often known simply as "the" raccoon, as the two other raccoon species in the genus are native only to the tropics and less well known. Genetic studies have shown that the closest relatives of raccoons are the ring-tailed cats and cacomistles of genus Bassariscus, from which they diverged about 10 million years ago.

<span class="mw-page-title-main">Kinkajou</span> South American honeyeater (Potos flavus)

The kinkajou is a tropical rainforest mammal of the family Procyonidae related to olingos, coatis, raccoons, and the ringtail and cacomistle. It is the only member of the genus Potos and is also known as the "honey bear". Kinkajous are arboreal, they are not closely related to any other tree-dwelling mammal group.

<span class="mw-page-title-main">Cacomistle</span> Species of carnivore

The cacomistle, also spelled cacomixtle, is a primarily nocturnal, arboreal, omnivorous member of the carnivoran family Procyonidae. Depending on the location, its preferred habitats are humid and tropical evergreen jungle and montane cloud forests; seasonally, it may venture into drier, deciduous forests.

<i>Bassariscus</i> Genus of carnivores

Bassariscus is a genus in the family Procyonidae. There are two extant species in the genus: the ringtail or ring-tailed cat and the cacomistle. Genetic studies have indicated that the closest relatives of Bassariscus are raccoons, from which they diverged about 10 million years ago in the Tortonian Age of the Miocene. The two lineages of Bassariscus are thought to have separated after only another two million years, making it the extant procyonid genus with the earliest diversification. Later diversification in the genus in the Pliocene and Pleistocene saw the emergence of two extinct species, Bassariscus casei and Bassariscus sonoitensis, respectively. Due to the more digitigrade stance of their legs compared to the plantigrade stance of other members of Procyonidae, some taxonomies place the genus as a separate family, Bassaricidae.. The name is a Greek word for fox ("bassaris") with a Latinized diminutive ending ("-iscus"). The genus was named by Elliott Coues in 1887, having previously been described by Lichtenstein in 1830 under the name Bassaris. Coues proposed the word "bassarisk" as the English term for animals in this genus. Its habitat includes semi-arid areas in the southwestern United States, the whole of Mexico, as well as moist tropical forests in Central America.

<i>Nasua</i> Genus of carnivores

Nasua is a genus of coatis of the family Procyonidae. Two additional species of coatis, commonly known as mountain coatis, are placed in the genus Nasuella.

<i>Nasuella</i> Genus of carnivores

Mountain coatis are two species of procyonid mammals from the genus Nasuella. Unlike the larger coatis from the genus Nasua, mountain coatis only weigh 1.0–1.5 kilograms (2.2–3.3 lb) and are endemic to the north Andean highlands in South America.

<span class="mw-page-title-main">Caniformia</span> Suborder of mammals

Caniformia is a suborder within the order Carnivora consisting of "dog-like" carnivorans. They include dogs, bears, raccoons, and mustelids. The Pinnipedia are also assigned to this group. The center of diversification for the Caniformia is North America and northern Eurasia. Caniformia stands in contrast to the other suborder of Carnivora, the Feliformia, the center of diversification of which was in Africa and southern Asia.

<i>Bassaricyon</i> Genus of carnivores

The genus Bassaricyon consists of small Neotropical procyonids, popularly known as olingos, cousins of the raccoon. They are native to the rainforests of Central and South America from Nicaragua to Peru. They are arboreal and nocturnal, and live at elevations from sea level to 2,750 m (9,020 ft). Olingos closely resemble another procyonid, the kinkajou, in morphology and habits, though they lack prehensile tails and extrudable tongues, have more extended muzzles, and possess anal scent glands. However, the two genera are not sisters. They also resemble galagos and certain lemurs.

<i>Nasuella olivacea</i> Species of carnivore

The western mountain coati or western dwarf coati is a small procyonid, found in cloud forest and páramo at altitudes of 1,300–4,250 metres (4,270–13,940 ft) in the Andes of Colombia and Ecuador. A population discovered in the Apurímac–Cuzco region of southern Peru has tentatively been identified as the western mountain coati, but may represent an undescribed taxon.

<span class="mw-page-title-main">Northern olingo</span> Species of carnivore

The northern olingo, also known as the bushy-tailed olingo or, simply, the olingo, is an arboreal (tree-dwelling) member of the raccoon family, Procyonidae, which also includes the coatimundis and kinkajou. Native to Central America, it was the first species of olingo to be scientifically described; while it is considered by some authors to be the only “true” olingo species, a review of the genus Bassaricyon had shown there to be a total of four species, two of those now being considered synonymous with the northern olingo. Its specific name honors William More Gabb (1839-1878), who found and collected the first specimen for western science.

<span class="mw-page-title-main">Cozumel coati</span> Subspecies of carnivore

The Cozumel coati, or Cozumel Island coati, is a coati from the Mexican island of Cozumel, in the Caribbean Sea. It is in the family Procyonidae, which also includes raccoons, olingos, and kinkajous.

<span class="mw-page-title-main">South American coati</span> Species of carnivore

The South American coati, also known as the ring-tailed coati, is a coati species and a member of the raccoon family (Procyonidae), found in the tropical and subtropical parts of South America. An adult generally weighs from 2–7.2 kg (4.4–15.9 lb) and is 85–113 cm (33–44 in) long, with half of that being its tail. Its color is highly variable and the rings on the tail may be only somewhat visible, but its most distinguishing characteristic is that it lacks the largely white snout of its northern relative, the white-nosed coati.

<span class="mw-page-title-main">Cozumel raccoon</span> Species of critically endangered raccoon

The Cozumel raccoon is a critically endangered species of island raccoon endemic on Cozumel Island off the coast of the Yucatan Peninsula, Mexico. It is sometimes also called the pygmy raccoon, dwarf raccoon, Cozumel Island raccoon, and Cozumel raccoon bear.

Ringtail, ring tail, or ring-tail may refer to:

Cyonasua is an extinct genus of procyonid from the Late Miocene to Middle Pleistocene of South America. Fossils of Cyonasua have been found in Argentina, Bolivia, Uruguay, and Venezuela. The oldest well-dated fossils of Cyonasua are approximately 7.3 million years old. Most fossils of Cyonasua are late Miocene to early late Pliocene in age, but a single early Pleistocene specimen indicates that members of this genus survived until at least 0.99 million years ago.

<i>Nasuella meridensis</i> Species of carnivore

The eastern mountain coati or eastern dwarf coati is a small procyonid found in cloud forest and páramo at elevations of 2,000–4,000 m (6,600–13,100 ft) in the Andes of western Venezuela. Until 2009, it was included as a subspecies of the western mountain coati, but the eastern mountain coati is overall smaller, somewhat shorter-tailed on average, has markedly smaller teeth, a paler olive-brown pelage, and usually a dark mid-dorsal stripe on the back versus more rufescent or blackish, and usually without a dark mid-dorsal stripe in the western mountain coati. When the two were combined, they were classified as Data Deficient on the IUCN Red List but following the split the eastern mountain coati is considered endangered. A genetic analysis revealed that it should be regarded as a synonym of N. olivacea.

<span class="mw-page-title-main">Olinguito</span> Genus of carnivores

The olinguito is a mammal of the raccoon family Procyonidae that lives in montane forests in the Andes of western Colombia and Ecuador. It was classified as belonging to a new species in 2013. The specific name neblina is Spanish for fog or mist, referring to the cloud forest habitat of the olinguito.

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