A sea turtle's shell is a masterpiece. A study reveals that marine turtle shells combine flexibility and strength to protect against predators like sharks and stress while optimizing movement. This ...

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Turtle shells evolved over the course of 300 million years, but self-defense wasn't the initial driver, researchers think.

There are many threats to sea turtles, but most of them come from humans. Dangers may range from getting entangled in fishing gear to losing their habitats from beach erosion and human development.

When we picture sea turtles in the wild, it’s easy to envision them as armored warriors – their hard, resilient shells serving as near-impenetrable shields against oceanic threats like sharks. These ...