A significant discovery has been made in the form of a fossilized tooth. This tooth is from a Pacific mastodon and is estimated to be around 10,000 years old. It was found in a creek bed and is said to be in very good condition.

Further details about the discovery are available from officials. The tooth's age is a notable aspect of this find, and its condition has been described as exceptional.

The discovery was made in a creek in San Mateo County, California. For more information, readers can consult the original report.