10. Biggest Trilobite Sea Beasts Found … in Swarms
The “remarkable,” yard-long, horseshoe crab-like arthropods roamed in swarms of up to a thousand animals, a May study suggests.
9. “Lost World” of Dinosaurs Survived Mass Extinction?
An isolated group of dinosaurs may have outlived their doomed relatives by as much as half a million years, an April study suggested.
8. A Third of Dinosaur Species Never Existed?
Young dinosaurs weren’t Mini-Me versions of their parents, evidence presented in October suggests—meaning that up to a third of dinosaur species may be misidentified.
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