According to the first research to describe the yearly movement of an individual animal from an extinct species, a traveling male mastodon perished in a fierce mating-season conflict with a competitor in what is now northeast Indiana, about 100 miles from his home region.
Lots of first graders dream of dinosaurs, mammoths, and other prehistoric creatures. Not many discover real ones. But 6-year-old Julian Gagnon did, stumbling on a rare 12,000-year-old mastodon tooth while out for a family hike.