A fossil feather preserved inside dinosaur poop could help explain why birds survived the mass extinction

About 66 million years ago, a dinosaur—maybe a T. rex or a Nanotyrannus—ate a bird. The record of that meal, in the form of fossilized poop, has survived to today, preserving the best example of a feather ever found from the age of dinosaurs. By studying this feather, scientists This story matters for Science & Discovery readers tracking inventors. Reported by phys.org. Read the full original at the source link below.