Above a reef deep in the Indian Ocean, a tiger shark is trailed by remoras, which conserve energy by attaching themselves to the shark and feeding off scraps of its prey and parasites on its skin.
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500-Year-Old Greenland Shark Vanishes Right After $7M Government StudyA 500-year-old shark, a $7 million study, and a baffling disappearance—what happened? Scientists spent years tracking ...
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