![](https://cdn.cnn.com/cnnnext/dam/assets/211004154458-six-year-old-boy-mastodon-tooth-discovery-wdiv-vpx-00004117-super-tease.png)
A six-year-old boy discovered a mastodon tooth while taking a walk with his family at the Dinosaur Hill Nature Preserve in Rochester Hills, Michigan. CNN affiliate WDIV has the story.
A six-year-old boy discovered a mastodon tooth while taking a walk with his family at the Dinosaur Hill Nature Preserve in Rochester Hills, Michigan. CNN affiliate WDIV has the story.