Four of the teeth were identified as belonging to carnivorous theropods. Of these, two belonged to Tyrannosauridae and were identified based on their unique combination of tooth features ...

The team said sebecids acted like carnivorous dinosaurs, sprinting after prey on their four long, agile limbs and tearing through flesh with their notorious teeth. Some species had protective armor ...

The sebecids acted like carnivorous dinosaurs, sprinting after prey on their four long, agile limbs and tearing through flesh with their notorious teeth. Some species could reach 20 feet in length ...

Imagine a crocodile built like a greyhound — that's a sebecid. Standing tall, with some species reaching 20 feet in length, they dominated South ...