Herrerasaur Hurrah!

Herrerasaurs are some of the earliest known dinosaurs and these Triassic carnivores have been found all over the world. They're a confusing group, but thanks to pathologies and fossilized poop we know a bit about how they behaved.

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Dinosaur of the day Sanjuansaurus, a herrerasaur dinosaur whose existence helps show dinosaurs’ dominance.

In dinosaur news this week:

• There’s a new herrerasaur dinosaur, Maleriraptor kuttyi
• Herrerasaurs probably bit each other on the face
• Herrerasaurs were a successful, complicated group

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