Flightless terror birds stalked Antarctica after the dinosaurs' demise
Two fossil claws found on Seymour Island reveal that phorusrhacids, or terror birds, lived in Antarctica 50 million years ago and were probably the apex predator
Two fossil claws found on Seymour Island reveal that phorusrhacids, or terror birds, lived in Antarctica 50 million years ago and were probably the apex predator
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