Full rockhounding roar video released and his dog was terrified of something across river just before it happened

Earlier we posted the short video from Finding Treasure in Colorado where he captured a huge roar on camera. Well, he posted the entire video leading up to the roar and at 57:45 you can see his poor dog was terrified and focused on something across the river. He then packs up his stuff and starts walking out along the river and his dog doesn't want to go. When he finally gets to the truck, his poor dog is hiding underneath it. Take a look: