Palawan stink badger
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The Palawan stink badger (''Mydaus marchei''), pantot or tuldo in the Batak language, is a
carnivoran Carnivora is a monophyletic order of placental mammals consisting of the most recent common ancestor of all cat-like and dog-like animals, and all descendants of that ancestor. Members of this group are formally referred to as carnivorans, ...
of the western
Philippines The Philippines (; fil, Pilipinas, links=no), officially the Republic of the Philippines ( fil, Republika ng Pilipinas, links=no), * bik, Republika kan Filipinas * ceb, Republika sa Pilipinas * cbk, República de Filipinas * hil, Republ ...
named for its resemblance to
badger Badgers are short-legged omnivores in the family Mustelidae (which also includes the otters, wolverines, martens, minks, polecats, weasels, and ferrets). Badgers are a polyphyletic rather than a natural taxonomic grouping, being united by ...
s, its powerful smell, and the largest island to which it is native,
Palawan Palawan (), officially the Province of Palawan ( cyo, Probinsya i'ang Palawan; tl, Lalawigan ng Palawan), is an archipelagic province of the Philippines that is located in the region of Mimaropa. It is the largest province in the country in t ...
. Like all stink badgers, the Palawan stink badger was once thought to share a more recent common ancestor with
badger Badgers are short-legged omnivores in the family Mustelidae (which also includes the otters, wolverines, martens, minks, polecats, weasels, and ferrets). Badgers are a polyphyletic rather than a natural taxonomic grouping, being united by ...
s than with
skunk Skunks are mammals in the family Mephitidae. They are known for their ability to spray a liquid with a strong, unpleasant scent from their anal glands. Different species of skunk vary in appearance from black-and-white to brown, cream or gin ...
s. Recent genetic evidence, however, has led to their re-classification as one of the Mephitidae, the skunk
family Family (from la, familia) is a group of people related either by consanguinity (by recognized birth) or affinity (by marriage or other relationship). The purpose of the family is to maintain the well-being of its members and of society. Idea ...
of
mammal Mammals () are a group of vertebrate animals constituting the class Mammalia (), characterized by the presence of mammary glands which in females produce milk for feeding (nursing) their young, a neocortex (a region of the brain), fur ...
s. It is the size of a large skunk or small badger, and uses its badger-like body to dig by night for
invertebrate Invertebrates are a paraphyletic group of animals that neither possess nor develop a vertebral column (commonly known as a ''backbone'' or ''spine''), derived from the notochord. This is a grouping including all animals apart from the chorda ...
s in open areas near patches of brush. While it lacks the whitish dorsal patches typical of its closest relatives, predators and hunters generally avoid the powerful noxious chemicals it can spray from the specialized
anal gland Anal may refer to: Related to the anus *Related to the anus of animals: ** Anal fin, in fish anatomy ** Anal vein, in insect anatomy ** Anal scale, in reptile anatomy *Related to the human anus: ** Anal sex, a type of sexual activity involving ...
s characteristic of mephitids.


Description

Although smaller than true badgers, the Palawan stink badger is one of the larger members of the skunk family, the Mephitidae. Adults measure in length, about the same size as the
striped skunk The striped skunk (''Mephitis mephitis'') is a skunk of the genus '' Mephitis'' that occurs across much of North America, including southern Canada, the United States, and northern Mexico. It is currently listed as least concern by the IUCN on a ...
native to North America, and weigh anything from . In physical appearance, however, they more closely resemble badgers than skunks. They have a pointed snout with a mobile nose, and a stocky body with short and powerful limbs bearing sharply recurved claws. The tail is very short in comparison to the body, measuring only , and lacking the bushy fur of many skunks. The ears are almost invisible, with only vestigial pinnae, and the eyes are also relatively small. The fur is dark brown to black over most of the body, fading to a more brownish colour on the underparts. There are also scattered white hairs across the back and over the forehead, but not the white stripe and head-patch found on the closely related Sunda stink badger. Compared with its sister species, the Palawan stink badger is also slightly smaller, with larger teeth and longer fur. Females have six teats.


Distribution and habitat

Palawan stink badgers live on the Philippine island of
Palawan Palawan (), officially the Province of Palawan ( cyo, Probinsya i'ang Palawan; tl, Lalawigan ng Palawan), is an archipelagic province of the Philippines that is located in the region of Mimaropa. It is the largest province in the country in t ...
, and also on the neighbouring islands of
Busuanga Busuanga, officially the Municipality of Busuanga ( tgl, Bayan ng Busuanga), is a 3rd class municipality of the Philippines, municipality in the Philippine Province, province of Palawan, Philippines. According to the 2020 census, it has a popul ...
and Calauit. They live primarily in the
grassland A grassland is an area where the vegetation is dominated by grasses ( Poaceae). However, sedge ( Cyperaceae) and rush ( Juncaceae) can also be found along with variable proportions of legumes, like clover, and other herbs. Grasslands occur na ...
s and cultivated areas on these islands, and use local shrubs for shelter. The Palawan stink badger was described as "surprisingly common" in the 1970's, however, it is now considered a vulnerable species by the
IUCN The International Union for Conservation of Nature (IUCN; officially International Union for Conservation of Nature and Natural Resources) is an international organization working in the field of nature conservation and sustainable use of natu ...
. It is unclear whether loss of habitat is adversely affecting M. marchei populations, but, being an
endemic Endemism is the state of a species being found in a single defined geographic location, such as an island, state, nation, country or other defined zone; organisms that are indigenous to a place are not endemic to it if they are also found else ...
species that only inhabits two islands, its conservation is of concern. At this time, there does not appear to be any Philippine law protecting the creature, nor is there any conservation work concerning this species being conducted at this time.Eurs, V. 2003. "Mydaus marchei" (On-line), Animal Diversity Web. Accessed October 16, 2020 at https://animaldiversity.org/accounts/Mydaus_marchei


Biology

Palawan stink badgers are nocturnal, and feed mainly on invertebrates, such as freshwater
crab Crabs are decapod crustaceans of the infraorder Brachyura, which typically have a very short projecting "tail" (abdomen) ( el, βραχύς , translit=brachys = short, / = tail), usually hidden entirely under the thorax. They live in all th ...
s and small insects, which they dig out of the ground with their long claws. They are good diggers, and may spend the day in excavated dens. They may travel up to in search of food, and are reported to mark their territory with scent. They are slow moving, and not particularly aggressive, either freezing or emitting a warning snarl when threatened. Like skunks, Palawan stink badgers possess anal
scent gland Scent gland are exocrine glands found in most mammals. They produce semi-viscous secretions which contain pheromones and other semiochemical compounds. These odor-messengers indicate information such as status, territorial marking, mood, and s ...
s that emit a pungent yellowish liquid. They are able to spray the liquid up to a metre, and the scent is said to be strong enough to be smelled up to a mile away. The stink badgers rely almost entirely on this powerful odour for their defence, and are among the few wild animals not eaten by the local farmers.


References

{{Taxonbar, from=Q922103 Stink badgers Mammals of the Philippines Endemic fauna of the Philippines Fauna of Palawan Mammals described in 1887