Science News
Cougar-Size Mammal Left 130-Million-Year-Old Paw Prints in Brazil
Five-inch paw prints in 130-million-year-old Brazilian rock suggest a cougar-size mammal lived among dinosaurs, challenging an old idea.
Space, Earth and the natural world, explained.
Five-inch paw prints in 130-million-year-old Brazilian rock suggest a cougar-size mammal lived among dinosaurs, challenging an old idea.
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