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Feather in Fossil Poop Reveals Bird Survival Clues | Science News
A 66-million-year-old feather, preserved in dinosaur poop, may hold the key to why birds survived the asteroid impact while other dinosaurs didn’t. Found in Montana, this feather belonged to a diving bird called a hesperornithiform—once thought to have survived because of its aquatic lifestyle. But new analysis reveals it had less insulating feathers than modern bird ancestors, suggesting insulation, not water skills, might have been the real survival advantage in the post-impact cold. Scientists are now using CT scans on fossilized droppings to uncover more secrets—proving sometimes the…
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