About a year ago I went to the Coeur D Alene river and picked up a basking rock for Nala and split it in half so I could make 2 basking rocks out of one.I was transferring the rocks to a new enclosure and to my Surprise it looks like there is a Fossilized 3 toed Dinosaur foot print between the halves.If anyone here knows about Fossils I would Love to hear your opinion..