Clearer picture emerging of dinosaurs’ last days

Slow march to extinction and sudden asteroid impact doomed dinos

illustration of maniraptorans

SURVIVAL SECRET  Some birdlike dinosaurs seemed to thrive until their big extinction 66 million years ago. Toothed maniraptorans (one in flight) died out suddenly. But their beaked relatives (one in log), the ancestors of modern birds, may have survived by eating seeds.

Danielle Dufault

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