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| Philippine warty pig | |
|---|---|
| Name | Philippine warty pig |
| Status | CR |
| Status system | IUCN3.1 |
| Genus | Sus |
| Species | cebifrons |
| Authority | Heude, 1888 |
Philippine warty pig is a medium-sized suid native to several islands of the Philippines notable for its facial protuberances and variable coat coloration. The species has been the subject of conservation concern and has featured in studies by institutions such as the IUCN Red List, World Wildlife Fund, and Philippine agencies like the Department of Environment and Natural Resources and the Protected Areas and Wildlife Bureau. It occurs in islands that include Luzon and Mindanao and has been featured in literature connected to agencies including the Smithsonian Institution and universities like the University of the Philippines.
Described by Pierre Marie Heude in 1888, the species belongs to the genus Sus within the family Suidae. Historically, its taxonomic status has been debated in works associated with authors at institutions such as the Natural History Museum, London, the American Museum of Natural History, and researchers from Harvard University and the University of Cambridge. Molecular studies using methods developed in laboratories at Stanford University and Max Planck Society compared mitochondrial DNA with other species including Sus scrofa and island endemics like Sus oliveri and have influenced revisions in regional checklists curated by organizations such as the IUCN and the Zoological Society of London.
Adults typically present a coarse pelage with color variation noted by field teams from the National Geographic Society and the World Wildlife Fund. Males develop three pairs of facial warts and prominent tusks, features documented in monographs published by the British Museum (Natural History) and field guides produced by the Reeves Centre and the Haribon Foundation (Philippines). Morphological comparisons appear in journals such as Journal of Mammalogy and Zoological Journal of the Linnean Society, often contrasted with specimens in collections of the Royal Ontario Museum and the Natural History Museum of Los Angeles County.
Range islands include Luzon, Mindoro, Mindanao, and historically Samar, Panaon Island, and other islands referenced in surveys by the Philippine Biodiversity Conservation Foundation and international partners like the Conservation International. Habitats span lowland tropical rainforest patches, montane cloud forests documented by researchers from the Smithsonian Tropical Research Institute and fragmented agricultural mosaics studied by teams at the University of California, Berkeley and Ateneo de Manila University. Historical records from the British Museum and expedition notes associated with Alfred Russel Wallace inform understanding of former distribution.
The species is primarily crepuscular and nocturnal, with activity patterns comparable to observations reported in field studies funded by agencies such as the National Science Foundation and the European Commission. Diet studies by ecologists affiliated with the University of Oxford and the University of the Philippines Los Baños show omnivory with roots, tubers, fruits, and invertebrates; interactions with mast fruiting events on islands have been compared to phenomena described by researchers at the Smithsonian Institution. Social structure typically involves small sounders; behavioral accounts have been published in outlets like Animal Behaviour and noted by conservation NGOs including the Wildlife Conservation Society.
Breeding seasons and litter sizes have been reported in captive programs at facilities such as the Manila Zoo and in studies supported by the Zoos and Aquariums Association of the Philippines and international partners like the European Association of Zoos and Aquaria. Reproductive parameters appear in comparative analyses with Sus scrofa in journals edited by the Royal Society and in breeding program records maintained by the Philippine Council for Agriculture, Aquatic and Natural Resources Research and Development.
Major threats include habitat loss from logging linked to companies regulated under laws like the National Integrated Protected Areas System Act and agricultural expansion observed in reports by the Asian Development Bank and the World Bank. Hunting for bushmeat and conflicts with farmers have been documented by the Food and Agriculture Organization and local NGOs such as the Haribon Foundation. Conservation actions have involved protected areas under the Protected Areas and Wildlife Bureau, captive-breeding collaborations with the Zoological Society of London and translocation studies supported by the IUCN Species Survival Commission. International funding and policy dialogue have included members from the Convention on Biological Diversity and bilateral programs with agencies like the United States Agency for International Development.
The species figures in indigenous Philippine cultural narratives and hunting traditions recorded by ethnographers at the National Museum of the Philippines and universities such as Silliman University and Central Mindanao University. Human-wildlife conflict episodes have been the subject of mitigation projects involving the Department of Agriculture (Philippines) and NGOs including the World Wildlife Fund. Ecotourism proposals referencing the pig appear in regional development plans by provincial governments such as those of Palawan and Mindanao provinces and in community conservation initiatives supported by the Asian Development Bank.
Category:Sus Category:Mammals of the Philippines Category:Endangered species