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Topic: Desert horned lizard


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 Horned lizard - Encyclopedia, History, Geography and Biography
Horned lizards (Phrynosoma) are a genus of the Phrynosomatidae family of lizards.
Horned lizards are often wrongly called "horned toads" or "horny toads", but are not toads at all.
Horned lizards are morphologically similar to the Australian thorny devil (Moloch horridus), but are only distantly related.
www.arikah.com /encyclopedia/Horned_Toad   (272 words)

  
 Desert horned lizard: Just the facts...   (Site not responding. Last check: 2007-11-04)
The Desert horned lizard, Phrynosoma platyrhinos, is a horned lizard (Insectivorous lizard with hornlike spines on the head and spiny scales on the body; of western North America) native to western North America (A continent (the third largest) in the western hemisphere connected to South America by the Isthmus of Panama).
Desert Horned Lizards have horns that are longer than they are wide at the base, which isn't true for their congener, the Short-horned lizard (additional info and facts about Short-horned lizard).
These lizards mate in the spring and lay 2-16 egg (Animal reproductive body consisting of an ovum or embryo together with nutritive and protective envelopes; especially the thin-shelled reproductive body laid by e.g.
www.absoluteastronomy.com /encyclopedia/d/de/desert_horned_lizard.htm   (521 words)

  
 Encyclopedia: Texas horned lizard
In recent years, numbers of Texas horned lizards have been declining, which is partly blamed on the invasion of fire ants.
The Texas horned lizard is the state reptile of Texas and the mascot of Texas Christian University (under the name "Horned Frog").
In recent years, numbers of Texas horned lizards have been declining, which is partly blamed on the invasion of fire ants which has reduced the lizard's available food supply.
www.nationmaster.com /encyclopedia/Texas-horned-lizard   (834 words)

  
 Encyclopedia: Desert horned lizard
The Desert horned lizard (or as ben calls it the horned toad cause hes an isu pussy) is a horned lizard native to western North America.
There are considered to be two thousand isux subspecies: the Northern Desert horned lizard, Phrynosoma platyrhinos platyrhinos, ranging in Idaho, Utah, and Nevada and parts of southeastern Montana; and the Southern Desert horned lizard, Phrynosoma platyrhinos calidiarum, ranging in southern Utah and Nevada to southeast California, western Arizona and nothern Baja California.
Binomial name Phrynosoma cornutum The Texas horned lizard (Phrynosoma cornutum) is a small lizard that occurs in North America.
www.nationmaster.com /encyclopedia/Desert-horned-lizard   (1349 words)

  
 Encyclopedia article: Horned lizard   (Site not responding. Last check: 2007-11-04)
The Horned Lizards (Phrynosoma) is a genus of the
Horned lizards are often wrongly called "Horned Toads" or "Horny Toads", but are not toad (Any of various tailless stout-bodied amphibians with long hind limbs for leaping; semiaquatic and terrestrial species) s at all.
They are reptile (Any cold-blooded vertebrate of the class Reptilia including tortoises turtles snakes lizards alligators crocodiles and extinct forms) s, not amphibians (Cold-blooded vertebrate typically living on land but breeding in water; aquatic larvae undergo metamorphosis into adult form).
www.absoluteastronomy.com /encyclopedia/h/ho/horned_lizard.htm   (293 words)

  
 Horned Lizards (Phrynosoma spp.)
Horned lizards are found throughout the Sonoran Desert region from near sea level up to 11,300 feet (3440 m).
The flat-tailed horned lizard occurs in areas of fine sand, while the short-horned lizard (P. douglassii) is found in shortgrass prairie all the way up into spruce-fir forest.
Horned lizards are no exception to the general rule that lizards are not attracted to dead insects as food—the ants must be alive and moving for the lizard to show interest in them as prey.
www.desertmuseum.org /books/horned_lizard.html   (776 words)

  
 Digimorph - Phrynosoma orbiculare (Chihuahua desert horned lizard)
Phrynosoma orbiculare, the Chihuahua desert horned lizard, occurs on the northern plateau from Chihuahua, Durango, and Nuevo Leon southeast through Morelos, Puebla and Veracruz.
The specimen was scanned by Matthew Colbert on 27 May 2003 along the coronal axis for a total of 648 slices, each slice 0.0313 mm thick with an interslice spacing of 0.0313 mm.
Reeve, W. Taxonomy and distribution of the horned lizard genus Phrynosoma.
www.digimorph.org /specimens/Phrynosoma_orbiculare   (305 words)

  
 Horned Lizards Conservation Society   (Site not responding. Last check: 2007-11-04)
Gastrointestinal helminths of the Mexican horned lizards Phrynosoma braconnieri and Phrynosoma taurus (Iguanidae).
Physiological responses to temperature in horned lizards, P.cornutum and P.douglassi.
Redfield, A. The physiology of the melanophores of the horned toad Phrynosoma.
www.hornedlizards.org /hornedlizards/sci_literature.html   (3539 words)

  
 Horned lizard   (Site not responding. Last check: 2007-11-04)
horned lizard or horned toad,broad, flat-bodied lizards of the genus...
Horned lizards (Phrynosoma) are noted for a suite of morphological characteristics adapted to their ant-eating diet.
The Desert horned lizard, Phrynosoma platyrhinos, is a horned lizard native...
www.bigcreditreport.com /horned-lizard.html   (916 words)

  
 Desert Horned Lizard
So perfectly does the horned lizard's light color blend with the gravel and sand that it is almost impossible to see him when he is quiet.
When a horned lizard desires to cover himself for the night, he forces his wedge-shaped head into the sand just like a chisel, driving it forward by means of the legs.
Horned lizards exhibit a marked preference for the sandy washes and are never known to occur on the rocky hillside.
www.oldandsold.com /articles35/desert-28.shtml   (1435 words)

  
 Articles - Mojave Desert   (Site not responding. Last check: 2007-11-04)
The Mojave Desert (Mojave is used for the desert while Mohave is used for the native people of the desert.) occupies a significant portion of Southern California and parts of Utah, Nevada and Arizona, in the United States.
The Mojave Desert is bounded in part by the Tehachapi together with the San Gabriel and San Bernadino mountain ranges.
The desert is believed to have between 1,750 and 2,000 species of plants.
www.centralairconditioners.net /articles/Mojave_desert   (661 words)

  
 Horned Lizards
This name apparently was given to the lizards both because of their horns and because horned lizards are sacred to many people due to their blood squirting behaviors, otherwise considered weeping tears of blood.
Horned lizards are a rather fecund group, and lay or give birth to many offspring compared to other lizards.
Horned lizards have evolved a variety of mechanisms to avoid their predators which include loggerhead shrikes, hawks, roadrunners, a variety of snakes, coyotes and foxes.
uts.cc.utexas.edu /~varanus/phryno.html   (1931 words)

  
 Endangered and Threatened Wildlife and Plants; Withdrawal of the Proposed Rule To List the Flat-tailed Horned Lizard as ...
The flat-tailed horned lizard is endemic (restricted) to the Sonoran Desert in southern California, southwestern Arizona, and adjoining portions of Sonora and Baja California, Mexico (Turner and Medica 1982).
The distribution of the flat-tailed horned lizard is not contiguous across its range, because of fragmentation by large-scale agricultural and urban development, primarily in the Imperial Valley and the Coachella Valley.
While we have determined that the population of flat-tailed horned lizards in the Coachella Valley is endangered with extinction within the foreseeable future, we have concluded that the current distribution of the flat-tailed horned lizard in the Coachella Valley does not constitute a significant portion of the species' range.
www.epa.gov /fedrgstr/EPA-IMPACT/2003/January/Day-03/i19.htm   (16992 words)

  
 Desert horned lizard - Encyclopedia, History, Geography and Biography
There are considered to be two subspecies: the Northern Desert horned lizard, Phrynosoma platyrhinos platyrhinos, ranging in Idaho, Utah, and Nevada and parts of southeastern Montana; and the Southern Desert horned lizard, Phrynosoma platyrhinos calidiarum, ranging in southern Utah and Nevada to southeast California, western Arizona and nothern Baja California.
Hylton, Brodie; Ecology and Species Comparisons of the Short-Horned Lizard (Phrynosoma douglassi) and the Desert Horned Lizard (Phrynosoma platyrhinos), from the following website: [1].
Desert horned lizard, See also, References and Phrynosomatids.
www.arikah.com /encyclopedia/Desert_horned_lizard   (540 words)

  
 Whatever Happened to the Horny Toads?
The horned lizard is found in all western states and Mexico, from 9,500 feet altitude to sea level, with varying habitat.
The primary diet of horned lizards is ants, comprising 70 to 90 percent of their diet, depending on the species.
Today, local horned lizard populations seem to be in decline, a part of the global decline of reptile species documented by herpetologists world-wide.
www.dflt.org /awareness/hornytoad.htm   (896 words)

  
 What do horned lizards eat? horned lizards eat harvester ants   (Site not responding. Last check: 2007-11-04)
Horned Lizards, also known as horn toads, eat a variety of insects but their staple diet is harvester ants.
Many species of horned lizard, especially the desert horned lizard, depend on harvester ants as their main source of food.
It is difficult to keep horned lizards as pets because you can't buy harvester ants at the local pet store and it is hard to catch enough ants around the house to support a hungry lizard.
www.infowest.com /life/hornfood2.htm   (147 words)

  
 The Food Habits of the Sympatric Horned Lizards, Phrynosoma modestum and P. cornutum, by Robert M Chew
In 1958 a permanent cattle grazing exclosure was established to study the  long-term dynamics of a “new ecosystem” dominated by desert shrubs that had replaced fl grama grassland previously degraded by over grazing, drought and soil erosion.
Table 2 shows the seasonal distribution of sightings of horned lizards and of the samples of their feedings.  The monthly distributions of Phrynosoma  are like those of ant activity at bait boards, except that most ants peaked in June-July and had sharper peaks of abundance than the lizards (Chew, unpublished).  P.
Lizards captured in the field were held in the lab until they passed fecal pellets.
www.larrea-plot.com /Lizard.htm   (3463 words)

  
 Horned Lizards (DesertUSA)
Some of the species inhabit the deserts proper where the sun, beating on the arid landscape, produces ground heat that is almost unbearable to humans.
The Coast Horned Lizard (Phrynosoma coronatum), which is found in coastal and cismontane California, crosses to the east side of the Baja Peninsula, actually making contact with the Desert Horned Lizard in the vicinity of Bahía de Los Angeles.
Horned Lizards are neat creatures but hard to keep because most of them are obligate ant eaters and, at that, eat a very limited number of species of ants.
www.desertusa.com /april96/du_hliz.html   (1316 words)

  
 Desert: The Horned Lizard   (Site not responding. Last check: 2007-11-04)
Horned Lizards (Phrynosoma) or horned toads as they are commonly called, are related to the anoles, which belong to the iguana family.
Horned lizards have a very peculiar habit of squirting blood from their eyes when they are alarmed or captured.
The toy Horned Lizard shown at right was made by the RGU Group.
www.jeannieshouse.com /desert/horned_lizard.html   (177 words)

  
 Wyoming Symbols, Reptile: Horned Toad - SHG Resources
Horned Lizards are found only in the western portions of the United States and Mexico.
The young are cute, the horns on their head are apparent, although the rest of their skin, while well marked, is relatively smooth.
The eastern short-horned lizard (Phrynosoma douglassi brevirostre (Girad)) commonly known as the horned toad, is the state reptile of Wyoming.
www.shgresources.com /wy/symbols/reptile   (1527 words)

  
 DTNA Virtual Field Trip - The Animal Loop Trail
The leopard lizard can occasionally be seen chasing down and eating the smaller zebra-tailed lizards which seem to be a favored prey.
The desert horned lizard, Phrynosoma platyrhinos calidiarum, is often encountered on trails especially in the early morning and afternoon.
Despite their distinctive appearance when viewed at close-hand, desert horned lizards are a cryptic species whose coloration provides superb camouflage against the desert floor.
www.tortoise-tracks.org /dtna/animalloop.html   (1019 words)

  
 Squamata - Sauria - Lizards
If lizards from the type locality of C. innotatus turn out to be diploid, it would be reasonable to recognize a separate diploid species and apply the name C. innotatus (Plateau Spotted Whiptail) to it.
Lizards of the United States and Canada, Cornell Univ. Press) with modifications by Axtell (1956, Bull.
Lizards formerly referred to Sceloporus grammicus include populations in central Mexico that have been treated as separate species, S. anahuacus and S. palaciosi (Lara–Gongora, 1983, Bull.
www.herplit.com /SSAR/circulars/HC29/lizards.html   (7479 words)

  
 Death-Valley.us - Southern desert horned lizard - Phrynosoma platyrhinos calidiarum   (Site not responding. Last check: 2007-11-04)
Southern desert horned lizard - Phrynosoma platyrhinos calidiarum
The desert horned lizard is a common yearlong resident of lower elevation Great Basin and desert habitats.
Death-Valley.us does not endorse or stand behind the accuracy, truthfulness, or reliability of any information (including statements of opinion and advice) posted by readers and is not responsible in any manner for any of the content in their posts, or for any subsequent actions you may take as a result of such posts.
www.death-valley.us /article76.html   (334 words)

  
 Horned Lizard Care
Lizard's are supposed to need UV to help them absorb minerals/vitamins, and standard incandescent lamps don't put out much in the UV spectrum.
Apparently horned lizards usually don't make it very long in captivity, a year max, but I suspect that's because they need the formic acid they get from the ants in the wild.
All the guys in the local reptile pet shop kinda frown on me having lizards I catch in the wild, and especially the horned lizards, but they are always surprised to hear that I've had him so long.
homepage.mac.com /schrier/care.html   (1294 words)

  
 Digimorph - Phrynosoma platyrhinos (Desert horned lizard)
Phrynosoma platyrhinos, the desert horned lizard, occurs in lowland deserts in southeastern Oregon, southwestern Idaho through Nevada, western Utah, California, Arizona, south barely into northern Baja California and northern Sonora, Mexico.
platyrhinos can be distinguished from other horned lizard species by the following: one row of lateral abdominal fringe scales; two moderately elongated occipital horns, not in contact at base; enlarged chin shields; nostrils inside the canthus rostralis; and blunt snout.
The specimen was scanned by Matthew Colbert on 27 May 2003 along the coronal axis for a total of 755 slices, each slice 0.0243 mm thick with an interslice spacing of 0.0243 mm.
www.digimorph.org /specimens/Phrynosoma_platyrhinos   (379 words)

  
 smugmug - John Slone : Desert Horned Lizard (Phrynosoma platyrhinos calidiarum) :
Desert Horned Lizard (Phrynosoma platyrhinos calidiarum) Atom feed" href="/hack/feed.mg?Type=gallery&Data=82841&format=atom03" />
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John Slone > Animals > Lizards of Arizona > Desert Horned Lizard (Phrynosoma platyrhinos calidiarum)
johnslone.smugmug.com /gallery/82841/1/2879275/Medium   (47 words)

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