Mysterious 'runner' dinosaur a sign there are more Jurassic secrets to unlock beneath western US
The discovery of Enigmacursor mollyborthwickae, a dog-size "runner" dinosaur, has left researchers re-evaluating Nanosaurus and several other US dinosaurs from the Morrison Formation in Colorado.
The discovery of Enigmacursor mollyborthwickae, a dog-size "runner" dinosaur, has left researchers re-evaluating Nanosaurus and several other US dinosaurs from the Morrison Formation in Colorado.
