How do sea turtles navigate back to the same beach?
Quick Answer
Sea turtles appear to use Earth’s magnetic field like a natural map to find feeding areas and nesting beaches. Many females return to the general region where they hatched, sometimes decades later.
The Full Story
Sea turtles are famous for long-distance navigation across oceans. Research has shown that hatchlings and adults can detect magnetic signatures associated with different regions, which helps them orient and migrate. Female turtles often return to nest on the same beaches or nearby coastlines where they were born, a behavior called natal homing. Scientists study this ability because it may rely on both magnetic sensing and environmental cues such as ocean currents and wave patterns.
Key Facts
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