Texas Spiny Lizard and Some Kin

Last week during a walk, a critter scampered up a 6' picket fence. It splayed its legs along a picket (6" wide). From the positioning of the head, neck, and tail extending into adjacent pickets, it looked to be up to a foot long. The spikiness, imho, makes it look somewhat prehistoric, like a scelidosaurus, or maybe a dragon. Read the entire article and comment there, please.