A male collared lizard, Crotaphytus collaris, surveyed its territory from atop a small boulder. I approached to get a better look, but it moved to hide in a clump of grass. I approached again, and it ...

If you liked this story, share it with other people. Now, that’s a horse of a different color. Or, in this case, a lizard of another species—four species. Recent research suggests that the collared ...

In a study published in the September issue of The American Naturalist, A. Kristopher Lappin (Northern Arizona University) and Jerry F. Husak (Oklahoma State University) use the eastern collared ...

The lowland tropics were once though filled with widespread species, while moderate and higher elevations were thought to contain species with more restricted distributions. That idea is turning out ...

Continuing along the track of a previous article, let me introduce you to another interesting lizard occurring in our area! After discussing the horned lizard in a prior article, and to give equal ...

Eastern collared lizards, once plentiful in the Ozark Mountains, are now listed as a "species of greatest conservation need." What does their decline say about habitat degradation in the Ozarks?

Editor’s note: “Critters” features insects, spiders, snakes and other freaky/fun creatures unique to the Grand Valley. You know, the kinds of critters you aim to keep your distance from, but love to ...

A Texas hiker at Palo Duro Canyon State Park came across a western diamondback rattlesnake eating an eastern collared lizard, with the prey's bright blue coloring making the scene easy to spot near ...

A male collared lizard, Crotaphytus collaris, surveyed its territory from atop a small boulder. I approached to get a better look, but it moved to hide in a clump of grass. I approached again, and it ...

The lowland tropics were once though filled with widespread species, while moderate and higher elevations were thought to contain species with more restricted distributions. That idea is turning out ...