Seen in Saguaro National Park, Arizona.
This critter looks pretty big here, but the photo was zoomed in and then cropped down. In reality, this guy was really tiny, maybe only about three inches long.
I'm guessing this is a regal horned lizard, based on the large horns on the rear of its head.
Taken April 21, 2018.
lizardhorned lizardregal horned lizardSaguaro National ParkSonoran Desert
In the Wild