5 Fun Facts About the Thorny Devil 1. They only eat ants, and can eat up to 3,000 at a…

5 Fun Facts About the Thorny Devil 1. They only eat ants, and can eat up to 3,000 at a time. 2. They have been recorded running up to 60 kilometers per hour (37 miles per hour). 3. The thorny lizard does have a layer of protection that has nothing to do with the scaly skin it has. 4. They are covered in hard, sharp spikes and scales to dissuade predators. 5. The thorny devil can puff up by filling its chest with air to appear larger to predators.