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Texas horned lizard population declining. 1 / 114. Back to Gallery AUSTIN -- An endangered lizard found primarily in Texas is on the decline but is still thriving in parts of the state, officials ...


Horned lizards (Phrynosoma), also known as horny toads or horntoads, are a genus of North American lizards and the type genus of the family Phrynosomatidae.The common names refer directly to their flattened, rounded body and blunt snout. The genus name Phrynosoma means "toad-bodied". In common with large true frogs and toads, horned lizards tend to move sluggishly, making them easy to ca...


The Texas horned lizard (Phrynosoma cornutum) is one of about 14 North American species of spikey-bodied reptiles called horned lizards. P. cornutum ranges from Colorado and Kansas to northern Mexico (in the Sonoran desert), and from southeastern Arizona to Texas. Also, isolated, introduced populations are found in the Carolinas, Georgia, and northern Florida.


The Texas horned lizard remains common in parts of western Oklahoma, but since the 1960’s has shown a dramatic decline in both range and population size in the eastern and central parts of the state.


The horned lizard population is decreasing in North Texas, so the Fort Worth Zoo is partnering with the Texas Parks and Wildlife Department to breed and re-introduce them to nature.


Density: The Greater Short-Horned Lizard is a scattered species, as there are only 8 known spots in Canada, in Alberta and Saskatchewan, where the lizard is located (Greater Short Horned Lizard, 2015). However, within these 8 spots that the lizard exists the population is fairly dense, in relation to the population size, as there are only a ...


This is where we met up with horned lizard researcher Wade C. Sherbrooke, Ph.D. Wade has been studying horned lizards for almost 40 years and is by far the most knowledgeable researcher on horned lizards. Wade was very helpful in educating us on horned lizard defense mechanisms, which is his main focus.


Considering the declining population in the last few decades, state protection is declared for Texas horned lizards. The main reasons behind their decreasing numbers is habitat destruction, pet trade and shortage of harvester ants, which is the primary food source for horned lizards.


Texas Horned Lizards have some amazing defenses! Its horny appearance and coloration helps it to blend into sparse vegetation. Its horns may make it less palatable. It can also inflate itself to a larger apparent size. Finally, the horned lizard is renowned for its ability to shoot a stream of blood from its eye (actually, its eyelid).


The horned lizard, the state reptile of Texas, is up against a myriad of threats. Scientists are hoping reintroduction will help it survive. Maybe it’s a butterfly you don’t see in your garden ...