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Giant extinct marine reptile graveyard was likely ancient birthing grounds

An international research team examined a rich fossil bed in the renowned Berlin-Ichthyosaur State Park in Nevada s Humboldt-Toiyabe National Forest, where many 50-foot-long ichthyosaurs (Shonisaurus popularis) lay petrified in stone.

Marine Graveyard Was Once an Ancient Birthing Ground

Research suggests that nearly 200 million years before giant whales evolved, school bus-sized marine reptiles called ichthyosaurs may have been making similar migrations to breed and give birth in waters where predators are scarce.

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