CATAGONUS WAGNERI PDF

CATAGONUS WAGNERI PDF

June 21, 2020

Catagonus wagneri, more commonly known as the Chacoan peccary, is endemic to the South American countries of Paraguay, Bolivia, and Southern Brazil. Learn more about the Chacoan peccary – with amazing Chacoan peccary photos and facts on Arkive. PDF | The Chacoan peccary (Catagonus wagneri), an endemic species of the Gran Chaco ecoregion, is endangered of extinction due mainly to habitat loss and.

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Chacoan peccaries have received the nickname “pigs from green hell” because of their wild, inpenetrable habitats. The Chacoan peccary is truly confined to hot, dry areas inpenetrable and untouched by humans Cohn Dominated by low-lying succulents and thorny bushes, the Gran Chaco is approximatelysquare kilometers.

There are a few scattered giant trees, but the majority of the vegetation is thorny scrub vegetation Sowls Catagonus have developed adaptations like well-developed sinuses to combat dry, dusty conditions Mayer et al.

The feet are also small, which allows maneuverability among spiny plants Cohn The largest of the three species of peccary, Catagonus wagneri has many “pig-like” features Nova Website. The Chacoan peccary is an ungulate possessing a well-formed rostrum with a tough, leathery snout. The bristle-like fur is generally brown to almost gray. A dark stripe runs across the back, and white fur is found on the shoulders. It has white hairs around the mouth, unlike other peccaries.

Catagonus wagneri also possesses a third hind toe, while other peccaries only have two Mayer et al. The hypsodont teeth follow this dental formula: The upper canines also display the distinguishing trait of peccaries, pointing downwards instead of out and up like other Suiformes GeoZoo Website.

Young are generally born between the months of September to December, but litters have been found almost year-round Mayer et al. Births have been linked to periods of food abundance and rainfall Sowls The average number of embryos has been recorded as approximately 2. Females may leave the herd to give birth and then return afterwards. Newborns are precocial, able to run a few hours after birth Sowls The pelage of the young resembles that of the adults Schmidt There is no sexual dimorphism Mayer et al.

Chacoan peccaries often travel in herds of up to ten individuals Catavonus The herds are different from those wagenri other species because they are active during the waggneri, especially in the morning when they are most apt to travel.

Herds display a general travel cycle within the homerange of 42 days. This allows the individuals to monitor and show ownership over their areas. These social mammals communicate by various sounds ranging from grunts to chatters of the teeth. Even though individuals xatagonus occassionally exhibit aggressive behavior like charging and biting, this species is not as aggressive as others.

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As a defensive strategy, members of a herd may line up in a defensive wall; this makes the herds easy targets for hunters Sowls Catagonus wagneri produces a milky, odorous substance that serves as an identifying mark left by the Chacoan peccary.

The substance is secreted from glands located on the back, and is dispersed by rubbing Mayers et al. Frequently bathing in mud or dust, Chacoan peccaries also defecate at particular “stations” Sowls The arid habitat waneri the Gran Chaco region provides very tough vegetation for C.

These peccaries feed catagonud various species of cacti Cohnspecies like Cleistocactus baumannii and Opuntia discolor. The Chacoan peccary may pull off the spines with its teeth and spit them out.

The kidneys of Catagonus wagneri wgneri specialized to break down acids from the cacti.

CHACO PECCARY Catagonus wagneri FAUNA PARAGUAY

The two-chambered stomachs are also well suited to digest tough foods like cacti Cohn Occassionally grazing on bromeliad roots, C. This species of peccary seeks out salt licks formed from ant mounds and construction projects like road building and land clearings. The Chacoan peccary gains essential minerals like calcium, magnesium, and chlorine from the salt licks Sowls Historically, the “spirit masters of the forest” have been hunted by local peoples, providing a plentiful and reliable source of protein.

Even today, Catagonus wagneri provides meat for both local people and developers Cohn The meat of the Chacoan peccary has been known to be “quite tasty”. Catagonus wagneri possesses thinner skin than that of its relatives, and was never widely hunted for its hide Sowls There have been no reports of the Chacoan peccary adversely affecting humans. This is probably due wagheri the isolated, wild habitats of the species Sowls Because the Chacoan peccary is endemic to a formerly isolated region of South America, it is most vulnerable to human activity.

Just as quickly as this species is discovered in an area, it disappears Sowls Herd numbers are decreasing as a result of habitat loss and fragmentation IUCN The range of the Chacoan cxtagonus is being quickly tranformed into large Texas-style ranches.

Chacoan peccary videos, photos and facts – Catagonus wagneri | Arkive

Hunting also continues as well as an unidentified disease that has plagued the herds in recent years Sowls Efforts are underway to breed Chacoan peccaries in captivity, but the species does not survive well outside of the wild. Catagonus wagneri is a relatively “new” species of large mammals. Made sagneri to western science in by Dr.

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Ralph Wetzel and colleagues, the species was thought to be extinct Sowls Animals with bilateral symmetry have dorsal and ventral sides, as well as anterior and posterior caatagonus. Synapomorphy of the Bilateria. Endothermy is a synapomorphy of the Mammalia, although it may have arisen in a now extinct synapsid ancestor; the fossil record does not distinguish these possibilities.

GeoZoo Mammals, Accessed December 10, at http: The American Society of Mammalogists. Accessed December 10, at http: Walker’s Mammals of the World Vol.

Chacoan peccary

John Hopkins University Press. Status Survey and Conservation Action Plan for: Pigs, Peccaries, and Hippos. Grimzek’s Encyclopedia of Mammals Cztagonus. Javelinas and other Peccaries: Their Biology, Management, and Use: Help us improve the site by taking our survey.

To cite this page: Accessed December 31, at https: The Animal Diversity Web is an educational resource written largely by and for college students. ADW doesn’t cover all species in the world, nor does it include all the latest scientific information about organisms we catagnous.

Though we edit our accounts for accuracy, we cannot guarantee all information in those accounts. While ADW staff and contributors provide references to books and websites that we believe are reputable, we cannot necessarily endorse the contents of references beyond our control.

Catagonus wagneri Chacoan peccary Facebook. Biogeographic Regions neotropical native Habitat Chacoan peccaries have received the nickname “pigs from green hell” because of their wild, inpenetrable habitats. Terrestrial Biomes scrub forest Physical Description The largest of the three species of peccary, Catagonus wagneri has many “pig-like” features Nova Website. Other Physical Features endothermic homoiothermic bilateral symmetry Range mass 29 to 49 kg Economic Importance for Humans: Positive Historically, the “spirit masters of the forest” have been hunted by local peoples, providing a plentiful and reliable source of protein.

Negative There have been no reports of the Chacoan peccary adversely affecting humans. Conservation Status Because the Chacoan catagous is endemic to a formerly isolated region of South America, it is most catagknus to human activity. Glossary Neotropical living in the southern part of the New World.

In other words, Central and South America. Connect with us Help us improve the site by taking our survey. Classification Kingdom Animalia animals Animalia: The ADW Team gratefully acknowledges their support.

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