'Dueling Dinosaurs' Await Auction Fate

The Dueling Dinosaurs are billed as the most complete dinosaur skeletons ever found in the Hell Creek Formation in Montana. Shown here is the snout of a theropod, thought by some to represent a Nanotyrannus lancensis.
(Image credit: Courtesy of Bonhams)

NEW YORK — Seven years ago, two amazingly complete dinosaurs were discovered in a shared grave in Montana. One, a clunky Triceratops-like creature, was partially draped over the other, a scrappy tyrannosaurid with its skull crushed in and many of its teeth broken off.

It's been purported that the beasts fought each other to the death 67 million years ago, and before scavengers could have their way with the corpses, some force of nature buried the combatants in sand, immortalizing them in their battle pose.

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Megan Gannon
Live Science Contributor
Megan has been writing for Live Science and Space.com since 2012. Her interests range from archaeology to space exploration, and she has a bachelor's degree in English and art history from New York University. Megan spent two years as a reporter on the national desk at NewsCore. She has watched dinosaur auctions, witnessed rocket launches, licked ancient pottery sherds in Cyprus and flown in zero gravity. Follow her on Twitter and Google+.