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Dinosaurs
Dinosaurs largely died off when a Manhattan-size asteroid into Earth 66 million years ago. Meanwhile, in the shadows, tiny mammals had steadily up adaptations that helped them survive the disaster and in its aftermath, a new study suggests.
The study, published Wednesday in the journal Science Advances (opens in new tab), came to that conclusion by the complex interactions between a huge range of ancient animals and their ecosystems before and after the asteroid hit.
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