Dino Gangs: Did dinosaurs hunt in packs?

Philip Currie at the University of Alberta in Edmonton, Canada, knows all about squeezing information out of relatively unpromising starting material. He has spent the last 15 years chipping away at an impressively bold hypothesis: that the tyrannosaurs hunted in packs rather than alone, making them even more formidable than we had thought. Image: Kabacchi

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