Horned lizard

Phrynosomahorned toadHorned lizardshorny toadsPhrynosoma douglassi brevirostrephrynosomatidhorned froghorned lizard (''Phrynosoma'')horned toadshorny toads!
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.wikipedia
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Texas horned lizard

Phrynosoma cornutumHorned Froghorned lizard
The largest-bodied and most widely distributed of the US species is the Texas horned lizard.
The Texas horned lizard (Phrynosoma cornutum) is one of about 14 North American species of spikey-bodied reptiles called horned lizards.

Camouflage

cryptic colorationcamouflagedcamouflaging
Their coloration generally serves as camouflage.
Some animals, such as the horned lizards of North America, have evolved elaborate measures to eliminate shadow.

Lizard

lizardsLacertiliaLacertilia indet.
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.
Horned lizards are also well known for specializing on ants.

Short-tailed horned lizard

Phrynosoma braconnieri
The short-tailed horned lizard (Phrynosoma braconnieri ) is an uncommon species of horned lizard endemic to Mexico.

Phrynosomatidae

phrynosomatidphrynosomatid lizardsphrynosomatids
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.

Autohaemorrhaging

reflex bleedingautohaemorrhagesecrete a noxious fluid
taurus'') are also able to squirt an aimed stream of blood from the corners of the eyes for a distance of up to 5 ft.
*Horned lizards (Phrynosomatidae).

Pygmy short-horned lizard

Phrynosoma douglassiPhrynosoma douglasii
The pygmy short-horned lizard (Phrynosoma douglasii) is a species of small horned lizard that occurs in the northwestern United States as well as in the southwestern Canada.

Roundtail horned lizard

Phrynosoma modestumRound-tailed horned lizard
The roundtail horned lizard (Phrynosoma modestum) is one of the smaller species of horned lizard.

Mexican Plateau horned lizard

Phrynosoma orbiculare corteziiPhrynosoma orbicularePhrynosoma orbiculare dugesi
The Mexican Plateau horned lizard (Phrynosoma orbiculare) is a species of horned lizard.

Mexican horned lizard

The Mexican horned lizard (Phrynosoma taurus) is a horned lizard species native to Mexico.

Gulf Coast horned lizard

Phrynosoma wigginsi
The Gulf Coast horned lizard (Phrynosoma wigginsi ) is a species of horned lizards native to Baja California, Mexico.

Henri Marie Ducrotay de Blainville

Blainvillede BlainvilleHenri de Blainville
Blainville is commemorated in the scientific name of a North American lizard, Phrynosoma blainvillii.

Regal horned lizard

Phrynosoma solare
The regal horned lizard (Phrynosoma solare) is a horned lizard species native to Mexico and the Southwest United States.

List of U.S. state reptiles

state reptileReptileofficial reptile
The genus of horned lizards is the official state reptile of Wyoming.
With Phrynosoma (horned lizards), Wyoming specified the entire genus, but Texas specified Phrynosoma cornutum.

Desert horned lizard

Phrynosoma platyrhinosbrown-spotted horned toadhorny toad
Like several other horned lizard species, desert horned lizards are able to squirt blood from their eyes.

Genus

generageneric namegeneric
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.

Type genus

typeas the order '''Coelacanthiformes''' is named after it.is based on the genus
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.

Reptile scale

scalesscalescalation
The spines on the lizard's back and sides are made from modified reptile scales which prevent the water loss through the skin, whereas the horns on the head are true horns (i.e. they have a bony core).

Predation

predatorypredatorprey
Horned lizards use a wide variety of means to avoid predation.

Eyelid

eyelidspalpebralpalpebra
They do this by restricting the blood flow leaving the head, thereby increasing blood pressure and rupturing tiny vessels around the eyelids.

Dog

Canis lupus familiarisdogsdomestic dog
The blood not only confuses predators, but also tastes foul to canine and feline predators.

Felinae

felinefelinessmall wild cat
The blood not only confuses predators, but also tastes foul to canine and feline predators.

Bird

birdsAvesavian
It appears to have no effect against predatory birds.

Harvester ant

harvester antsseed-harvesting antsharvesters
It is possible that their diet of large quantities of venomous harvester ants could be a factor; however, the origin and structure of the chemicals responsible are still unknown.

Center for Biological Diversity

CBDCentre for Biological DiversityThe Center for Biological Diversity
In 2014, the Center for Biological Diversity in Tucson, Arizona petitioned the Oklahoma Department of Wildlife Conservation to have the Texas horned lizard put on the endangered species list due to the massive declines of its population in Oklahoma, where it was once plentiful.