A photo shows the brown coloring of an adult Sinyik dragon lizard. Its lips have a greenish hue while some darker brown ...

A group of researchers led by UT Arlington are celebrating something good – the discovery of a new species in South America.

Other lizards, like the green anole, can also change color. But this green-to-brown color change is much less dramatic than the vivid, distinct color and pattern changes of chameleons. Chameleons ...

Base color is tan, orange-brown, or reddish brown and typically matches the sand on which the lizard lives; the back is marked with rows of dark, circular blotches. HABITAT: The flat-tailed horned ...