A new duck-billed dinosaur, named Probrachylophosaurus bergei, which possessed a relatively short skull crest, represents an evolutionary link between its non-crested and large-crested ancestors.
A new hadrosaur species, a type of duck-billed dinosaur, was excavated from Alaska. This species represents the northernmost dinosaur known to date and likely endured dark winter months and snowy conditions, researchers say.
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