Imagine you are taking a walk through rural Madison County, Mississippi, and stumble on a massive tusk that turns out to belong to a Colombian mammoth. This is exactly what happened to Eddie Templeton ...

A giant bone from one of the largest dinosaurs to live in North America was discovered at Big Bend National Park in Texas.

After researchers from Sul Ross State University (SRSU) descended on the historic property, Juett realized the discovery was indeed something special: It was an extremely rare mammoth tusk.

Could it be a mammoth tusk? In West Texas? "I was skeptical when a deer hunter showed me a picture of what he thought was a fossil," O2 Ranch Manager Will Juett said in a news release.

Schroeder said the researchers quickly verified that it was a mammoth tusk, a very rare find in West Texas. “The tusk was located in the drainage area of a creek bed,” Schroeder said.

A partial mammoth tusk and other fossils were discovered by a trucking company in a gravel operation near Las Cruces, New Mexico. The fossils were sent to the New Mexico Museum of Natural History ...