From museum halls to movie screens, we love to see dinosaurs at their fiercest. All those teeth, claws, spikes, horns, and other weird adornments have provided plenty of inspiration for dramatic — and often brutal — Mesozoic scenes through the years.
But dinosaur lives were not simply “red in tooth and claw.” These once-real animals had plenty of other concerns in their daily lives — like resting, dozing, and sleeping.
Before getting into how dinosaurs said goodnight, however, it’s worth asking when dinosaurs napped.