Scientists have discovered fossils of a massive, fang-toothed predator that lived millions of years before dinosaurs. The creature, named Gaiasia jennyae, reveals that early tetrapods may have thrived in colder climates than previously thought, adding to the complexity of their evolutionary history.
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Scientists have discovered remarkably well-preserved Cambrian trilobite fossils, offering the most complete anatomical view of these ancient creatures ever seen. The fossils, preserved by volcanic ash in Morocco, showcase intricate details including the digestive system, mouth structures, and even hair-like appendages.