Of all the reptiles and amphibians that have crossed John Karges’ path, nothing reminds the former herpetologist of home quite like the Texas spiny lizard. Growing up in Fort Worth, Karges, now a ...

"They're not there," he said. "It seems like the species is now extinct." Yarrow's spiny lizards may be extinct in the Mule Mountains of Arizona after living there for 3 million years. / Credit: ...

Many adults that spent much time outdoors as kids have fond memories of the backyard wildlife that they would come in contact with. Before the electronic entertainment age in which we now live, many a ...

The blue spiny lizard (Sceloporus cyanogenys) is one variety of 10 species of spiny lizards that reside here in Texas, although it has a very limited range in this state. It can be observed in Texas ...

A genetically distinct population of Yarrow's spiny lizard in Arizona's Mule Mountains is facing local extinction due to climate change. Conservationists have petitioned to list the lizard as a ...