The Palawan bearded pig (''Sus ahoenobarbus'') is a pig species in the genus '' Sus''

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 ...

to the

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 ...

, where it occurs on the

archipelago An archipelago ( ), sometimes called an island group or island chain, is a chain, cluster, or collection of islands, or sometimes a sea containing a small number of scattered islands. Examples of archipelagos include: the Indonesian Arch ...

of islands formed by Balabac,

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 the Calamian Islands. It is in length, about tall and weigh up to .

Taxonomy

Until recently, it was considered a subspecies of the

Bornean bearded pig The Bornean bearded pig (''Sus barbatus''), also known as the Sunda bearded pig or simply bearded pig, is a species in the pig genus, '' Sus''. It can be recognized by its prominent beard. It also sometimes has tassels on its tail. It is found ...

(''Sus barbatus''), but at least under the

phylogenetic species concept In biology, a species is the basic unit of classification and a taxonomic rank of an organism, as well as a unit of biodiversity. A species is often defined as the largest group of organisms in which any two individuals of the appropriate sexe ...

, it must be classified as a separate species. For its treatment under other (and more widely used)

species concept The species problem is the set of questions that arises when biologists attempt to define what a species is. Such a definition is called a species concept; there are at least 26 recognized species concepts. A species concept that works well for se ...

s, more study is required, but the presently available information seems to argue for full species status in any case.

Fossils

Fossil A fossil (from Classical Latin , ) is any preserved remains, impression, or trace of any once-living thing from a past geological age. Examples include bones, shells, exoskeletons, stone imprints of animals or microbes, objects preserved ...

s excavated in Palawan were identified as being of the Palawan bearded pig,

deer Deer or true deer are hoofed ruminant mammals forming the family Cervidae. The two main groups of deer are the Cervinae, including the muntjac, the elk (wapiti), the red deer, and the fallow deer; and the Capreolinae, including the re ...

, Philippine long-tailed macaques,

tiger The tiger (''Panthera tigris'') is the largest living Felidae, cat species and a member of the genus ''Panthera''. It is most recognisable for its dark vertical stripes on orange fur with a white underside. An apex predator, it primarily pr ...

, small mammals, lizards, snakes and turtles. From the stone tools, besides the evidence for cuts on the bones, and the use of fire, it would appear that early humans had accumulated the bones.

Borneo Borneo (; id, Kalimantan) is the third-largest island in the world and the largest in Asia. At the geographic centre of Maritime Southeast Asia, in relation to major Indonesian islands, it is located north of Java, west of Sulawesi, and e ...

might have been connected to Palawan during the penultimate and previous glacial periods, judging from the molecular phylogeny of murids. Remains of pigs were compared with the wild boar (''Sus scrofa'')and Palawanese wild boar (''Sus ahoenobarbus''). It is known that the wild boar was imported as a domesticate to the islands from mainland Southeast Asia during the late

Holocene The Holocene ( ) is the current geological epoch. It began approximately 11,650 cal years Before Present (), after the Last Glacial Period, which concluded with the Holocene glacial retreat. The Holocene and the preceding Pleistocene togeth ...

References

{{Taxonbar, from=Q2047494 Sus (genus) Mammals of the Philippines Endemic fauna of the Philippines Fauna of Palawan Mammals described in 1888

Taxonomy

Fossils

See also

References