Kyle Finley, a regular visitor to Edisto Beach, South Carolina, stumbled upon a rare American mastodon tooth fossil during a casual evening stroll.

A mastodon jaw fossil was found near a New York home, the first discovery of its kind in over 11 years. Michigan knows a thing or two about mastodons.

The first known mastodon fossil was found in 1705 in Claverack and several high-profile discoveries were made at Hudson Valley farms in the late 18th century.

An intact prehistoric mastodon jaw was discovered in the backyard of a Hudson Valley house after the homeowner initially saw a pair of teeth poking up by a plant, according to state officials.

A gigantic tooth that once belonged to an ancient mastodon was discovered, lost and then found again over Memorial Day weekend, after a tourist saw and photographed it on a California beach ...

The recently discovered mastodon tooth. Photo: New York State Museum Some people want hippopotamuses for Christmas—but a man in Scotchtown, New York, got a mastodon.

Smith holds the ancient mastodon molar tooth he discovered at a beach in Rio Del Mar on Tuesday and the two stand in front of the juvenile mastodon skull also found in Aptos in 1980.

A woman taking a Memorial Day weekend stroll on a California beach found something unusual sticking out of the sand: a tooth from an ancient mastodon.

Orange County home to many of state's fossil finds New York has been the site of more than 150 mastodon fossil discoveries over the years, and about one-third of them have happened in Orange County.

A Homeowner Found Huge, Fossil Teeth While Mowing the Lawn. Then, Excavations Revealed a Complete Mastodon Jaw The new discovery is the first of its kind in New York state for at least 11 years ...

University and museum staff unearth a complete mastodon jaw discovered by a man who spotted two giant teeth while gardening at his New York home.

A mastodon jaw fossil was found near a New York home, the first discovery of its kind in over 11 years. Michigan knows a thing or two about mastodons.